{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2010-05-13T00:00:00", "descriptions": [{"lang": "en", "value": "The cfg80211_wext_giwessid function in net/wireless/wext-compat.c in the Linux kernel before 2.6.36-rc3-next-20100831 does not properly initialize certain structure members, which allows local users to leverage an off-by-one error in the ioctl_standard_iw_point function in net/wireless/wext-core.c, and obtain potentially sensitive information from kernel heap memory, via vectors involving an SIOCGIWESSID ioctl call that specifies a large buffer size."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2016-12-01T17:57:01", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"name": "USN-1000-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU"], "url": "http://www.ubuntu.com/usn/USN-1000-1"}, {"name": "RHSA-2010:0771", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://www.redhat.com/support/errata/RHSA-2010-0771.html"}, {"name": "42885", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/42885"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://git.kernel.org/?p=linux/kernel/git/linville/wireless-2.6.git%3Ba=commit%3Bh=42da2f948d949efd0111309f5827bf0298bcc9a4"}, {"name": "[linux-kernel] 20100830 Re: [PATCH] wireless: fix 64K kernel heap content leak via ioctl", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://lkml.org/lkml/2010/8/30/127"}, {"tags": ["x_refsource_MISC"], "url": "http://grsecurity.net/~spender/wireless-infoleak-fix2.patch"}, {"name": "SUSE-SA:2011:007", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html"}, {"name": "[linux-kernel] 20100830 Re: [PATCH] wireless extensions: fix kernel heap content leak", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://lkml.org/lkml/2010/8/30/351"}, {"name": "RHSA-2010:0842", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://www.redhat.com/support/errata/RHSA-2010-0842.html"}, {"name": "[oss-security] 20100831 CVE-2010-2955 kernel: wireless: fix 64K kernel heap content leak via ioctl", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2010/08/31/1"}, {"name": "ADV-2011-0298", "tags": ["vdb-entry", "x_refsource_VUPEN"], "url": "http://www.vupen.com/english/advisories/2011/0298"}, {"name": "[linux-kernel] 20100827 [PATCH] wireless: fix 64K kernel heap content leak via ioctl", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://lkml.org/lkml/2010/8/27/413"}, {"tags": ["x_refsource_MISC"], "url": "http://forums.grsecurity.net/viewtopic.php?f=3&t=2290"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=628434"}, {"name": "41245", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/41245"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/next/patch-v2.6.36-rc3-next-20100831.bz2"}, {"name": "[linux-kernel] 20100830 [PATCH] wireless extensions: fix kernel heap content leak", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://lkml.org/lkml/2010/8/30/146"}, {"name": "SUSE-SA:2010:054", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-07T02:55:45.505Z"}, "title": "CVE Program Container", "references": [{"name": "USN-1000-1", "tags": ["vendor-advisory", "x_refsource_UBUNTU", "x_transferred"], "url": "http://www.ubuntu.com/usn/USN-1000-1"}, {"name": "RHSA-2010:0771", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://www.redhat.com/support/errata/RHSA-2010-0771.html"}, {"name": "42885", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/42885"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://git.kernel.org/?p=linux/kernel/git/linville/wireless-2.6.git%3Ba=commit%3Bh=42da2f948d949efd0111309f5827bf0298bcc9a4"}, {"name": "[linux-kernel] 20100830 Re: [PATCH] wireless: fix 64K kernel heap content leak via ioctl", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://lkml.org/lkml/2010/8/30/127"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://grsecurity.net/~spender/wireless-infoleak-fix2.patch"}, {"name": "SUSE-SA:2011:007", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html"}, {"name": "[linux-kernel] 20100830 Re: [PATCH] wireless extensions: fix kernel heap content leak", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://lkml.org/lkml/2010/8/30/351"}, {"name": "RHSA-2010:0842", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://www.redhat.com/support/errata/RHSA-2010-0842.html"}, {"name": "[oss-security] 20100831 CVE-2010-2955 kernel: wireless: fix 64K kernel heap content leak via ioctl", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2010/08/31/1"}, {"name": "ADV-2011-0298", "tags": ["vdb-entry", "x_refsource_VUPEN", "x_transferred"], "url": "http://www.vupen.com/english/advisories/2011/0298"}, {"name": "[linux-kernel] 20100827 [PATCH] wireless: fix 64K kernel heap content leak via ioctl", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://lkml.org/lkml/2010/8/27/413"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://forums.grsecurity.net/viewtopic.php?f=3&t=2290"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=628434"}, {"name": "41245", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/41245"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/next/patch-v2.6.36-rc3-next-20100831.bz2"}, {"name": "[linux-kernel] 20100830 [PATCH] wireless extensions: fix kernel heap content leak", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://lkml.org/lkml/2010/8/30/146"}, {"name": "SUSE-SA:2010:054", "tags": ["vendor-advisory", "x_refsource_SUSE", "x_transferred"], "url": "http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2010-2955", "datePublished": "2010-09-08T19:00:00", "dateReserved": "2010-08-04T00:00:00", "dateUpdated": "2024-08-07T02:55:45.505Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C8DCE5E2-B055-4F05-8F0F-F19D1B7BA8D7", "versionEndExcluding": "2.6.36", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.36:-:*:*:*:*:*:*", "matchCriteriaId": "D4407EF9-4ECF-408F-9ECB-0705E3FB65D5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.36:rc1:*:*:*:*:*:*", "matchCriteriaId": "DBE26099-6D2C-4FAF-B15C-CBF985D59171", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.36:rc2:*:*:*:*:*:*", "matchCriteriaId": "F2C193FF-3723-4BE9-8787-DED7D455FA8F", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:opensuse:opensuse:11.1:*:*:*:*:*:*:*", "matchCriteriaId": "FBF7B6A8-3DF9-46EC-A90E-6EF68C39F883", "vulnerable": true}, {"criteria": "cpe:2.3:o:suse:linux_enterprise_desktop:11:-:*:*:*:*:*:*", "matchCriteriaId": "CC6C1408-671A-4436-A825-12170CFB5C9A", "vulnerable": true}, {"criteria": "cpe:2.3:o:suse:linux_enterprise_real_time_extension:11:sp1:*:*:*:*:*:*", "matchCriteriaId": "640FB29C-1A84-41E1-86DE-B542EA0EF153", "vulnerable": true}, {"criteria": "cpe:2.3:o:suse:linux_enterprise_server:11:-:*:*:*:*:*:*", "matchCriteriaId": "F13F07CC-739B-465C-9184-0E9D708BD4C7", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*", "matchCriteriaId": "454A5D17-B171-4F1F-9E0B-F18D1E5CA9FD", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:*", "matchCriteriaId": "7EBFE35C-E243-43D1-883D-4398D71763CC", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:*", "matchCriteriaId": "A5D026D0-EF78-438D-BEDD-FC8571F3ACEB", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:9.10:*:*:*:*:*:*:*", "matchCriteriaId": "A2BCB73E-27BB-4878-AD9C-90C4F20C25A0", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:*", "matchCriteriaId": "01EDA41C-6B2E-49AF-B503-EB3882265C11", "vulnerable": true}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:10.10:*:*:*:*:*:*:*", "matchCriteriaId": "87614B58-24AB-49FB-9C84-E8DDBA16353B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The cfg80211_wext_giwessid function in net/wireless/wext-compat.c in the Linux kernel before 2.6.36-rc3-next-20100831 does not properly initialize certain structure members, which allows local users to leverage an off-by-one error in the ioctl_standard_iw_point function in net/wireless/wext-core.c, and obtain potentially sensitive information from kernel heap memory, via vectors involving an SIOCGIWESSID ioctl call that specifies a large buffer size."}, {"lang": "es", "value": "La funci\u00f3n cfg80211_wext_giwessid en net/wireless/wext-compat.c en el kernel de Linux anterior a v2.6.36-rc3-next-20100831 no inicializa adecuadamente determinadas estructuras de miembros, lo que permite a usuarios locales aprovechar un error off-by-one en la funci\u00f3n net/wireless/wext-core.c y obtener informaci\u00f3n potencialmente sensible desde la memoria din\u00e1mica (heap) del kernel, a trav\u00e9s de vectores que involucran una llamada SIOCGIWESSID ioctl que especifica un gran tama\u00f1o de b\u00fafer."}], "id": "CVE-2010-2955", "lastModified": "2025-04-11T00:51:21.963", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2010-09-08T20:00:03.417", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://forums.grsecurity.net/viewtopic.php?f=3&t=2290"}, {"source": "secalert@redhat.com", "url": "http://git.kernel.org/?p=linux/kernel/git/linville/wireless-2.6.git%3Ba=commit%3Bh=42da2f948d949efd0111309f5827bf0298bcc9a4"}, {"source": "secalert@redhat.com", "tags": ["Broken Link"], "url": "http://grsecurity.net/~spender/wireless-infoleak-fix2.patch"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://lkml.org/lkml/2010/8/27/413"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://lkml.org/lkml/2010/8/30/127"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://lkml.org/lkml/2010/8/30/146"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://lkml.org/lkml/2010/8/30/351"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/41245"}, {"source": "secalert@redhat.com", "tags": ["Broken Link"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/next/patch-v2.6.36-rc3-next-20100831.bz2"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2010/08/31/1"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://www.redhat.com/support/errata/RHSA-2010-0771.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://www.redhat.com/support/errata/RHSA-2010-0842.html"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/42885"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-1000-1"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://www.vupen.com/english/advisories/2011/0298"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=628434"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://forums.grsecurity.net/viewtopic.php?f=3&t=2290"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.kernel.org/?p=linux/kernel/git/linville/wireless-2.6.git%3Ba=commit%3Bh=42da2f948d949efd0111309f5827bf0298bcc9a4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "http://grsecurity.net/~spender/wireless-infoleak-fix2.patch"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://lkml.org/lkml/2010/8/27/413"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://lkml.org/lkml/2010/8/30/127"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://lkml.org/lkml/2010/8/30/146"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://lkml.org/lkml/2010/8/30/351"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://secunia.com/advisories/41245"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/next/patch-v2.6.36-rc3-next-20100831.bz2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2010/08/31/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.redhat.com/support/errata/RHSA-2010-0771.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.redhat.com/support/errata/RHSA-2010-0842.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/42885"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-1000-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.vupen.com/english/advisories/2011/0298"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=628434"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-193"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2010:0771", "cpe": "cpe:/a:redhat:enterprise_mrg:1::el5", "package": "kernel-rt-0:2.6.33.7-rt29.45.el5rt", "product_name": "MRG for RHEL-5", "release_date": "2010-10-14T00:00:00Z"}, {"advisory": "RHSA-2010:0842", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-71.7.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2010-11-10T00:00:00Z"}], "bugzilla": {"description": "kernel: wireless: fix 64K kernel heap content leak via ioctl", "id": "628434", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=628434"}, "csaw": false, "cvss": {"cvss_base_score": "2.1", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "status": "verified"}, "details": ["The cfg80211_wext_giwessid function in net/wireless/wext-compat.c in the Linux kernel before 2.6.36-rc3-next-20100831 does not properly initialize certain structure members, which allows local users to leverage an off-by-one error in the ioctl_standard_iw_point function in net/wireless/wext-core.c, and obtain potentially sensitive information from kernel heap memory, via vectors involving an SIOCGIWESSID ioctl call that specifies a large buffer size."], "name": "CVE-2010-2955", "public_date": "2010-08-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2010-2955\nhttps://nvd.nist.gov/vuln/detail/CVE-2010-2955"], "statement": "This issue did not affect the version of Linux kernel as shipped with Red Hat Enterprise Linux 3, 4, and 5 as they did not backport the upstream commit 3d23e349 that had introduced the problem. A future update in Red Hat Enterprise MRG may address this flaw.", "threat_severity": "Moderate"}