{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43256", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-01T14:12:55.996Z", "datePublished": "2026-05-06T11:28:45.209Z", "dateUpdated": "2026-05-11T22:21:02.006Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T22:21:02.006Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: qcom: camss: vfe: Fix out-of-bounds access in vfe_isr_reg_update()\n\nvfe_isr() iterates using MSM_VFE_IMAGE_MASTERS_NUM(7) as the loop\nbound and passes the index to vfe_isr_reg_update(). However,\nvfe->line[] array is defined with VFE_LINE_NUM_MAX(4):\n\n struct vfe_line line[VFE_LINE_NUM_MAX];\n\nWhen index is 4, 5, 6, the access to vfe->line[line_id] exceeds\nthe array bounds and resulting in out-of-bounds memory access.\n\nFix this by using separate loops for output lines and write masters."}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH"}}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/platform/qcom/camss/camss-vfe-480.c"], "versions": [{"version": "4edc8eae715cecf5f8bf12a0c77c281f336c37db", "lessThan": "e6cbf765686fb6c1d8f2530b3daf6c66efc92f5d", "status": "affected", "versionType": "git"}, {"version": "4edc8eae715cecf5f8bf12a0c77c281f336c37db", "lessThan": "0c074e80921fd18984b75836730d76c768c84f65", "status": "affected", "versionType": "git"}, {"version": "4edc8eae715cecf5f8bf12a0c77c281f336c37db", "lessThan": "1b103307df6d461a0731be25aca69ad0335b0933", "status": "affected", "versionType": "git"}, {"version": "4edc8eae715cecf5f8bf12a0c77c281f336c37db", "lessThan": "fade67c88870f497a13ed450ba01f7236c92dd9b", "status": "affected", "versionType": "git"}, {"version": "4edc8eae715cecf5f8bf12a0c77c281f336c37db", "lessThan": "e7a38ecda2498e7ce998793ac2a46ca47317635d", "status": "affected", "versionType": "git"}, {"version": "4edc8eae715cecf5f8bf12a0c77c281f336c37db", "lessThan": "d965919af524e68cb2ab1a685872050ad2ee933d", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/platform/qcom/camss/camss-vfe-480.c"], "versions": [{"version": "5.18", "status": "affected"}, {"version": "0", "lessThan": "5.18", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.167", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.128", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.75", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.16", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.6", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "6.1.167"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "6.6.128"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "6.12.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "6.18.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "6.19.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/e6cbf765686fb6c1d8f2530b3daf6c66efc92f5d"}, {"url": "https://git.kernel.org/stable/c/0c074e80921fd18984b75836730d76c768c84f65"}, {"url": "https://git.kernel.org/stable/c/1b103307df6d461a0731be25aca69ad0335b0933"}, {"url": "https://git.kernel.org/stable/c/fade67c88870f497a13ed450ba01f7236c92dd9b"}, {"url": "https://git.kernel.org/stable/c/e7a38ecda2498e7ce998793ac2a46ca47317635d"}, {"url": "https://git.kernel.org/stable/c/d965919af524e68cb2ab1a685872050ad2ee933d"}], "title": "media: qcom: camss: vfe: Fix out-of-bounds access in vfe_isr_reg_update()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "25D24035-467E-4E84-987E-DA8067ECEAC4", "versionEndExcluding": "6.1.167", "versionStartIncluding": "5.18", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "851E9353-6C09-4CC9-877E-E09DB164A3C2", "versionEndExcluding": "6.6.128", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "BCE16369-98ED-41CF-8995-DFDC10B288D2", "versionEndExcluding": "6.12.75", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B4B8CDA9-BADF-4CF5-8B3B-702DE8EEA40B", "versionEndExcluding": "6.18.16", "versionStartIncluding": "6.13", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "373EEEDA-FAA1-4FB4-B6ED-DB4DD99DBE67", "versionEndExcluding": "6.19.6", "versionStartIncluding": "6.19", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: qcom: camss: vfe: Fix out-of-bounds access in vfe_isr_reg_update()\n\nvfe_isr() iterates using MSM_VFE_IMAGE_MASTERS_NUM(7) as the loop\nbound and passes the index to vfe_isr_reg_update(). However,\nvfe->line[] array is defined with VFE_LINE_NUM_MAX(4):\n\n struct vfe_line line[VFE_LINE_NUM_MAX];\n\nWhen index is 4, 5, 6, the access to vfe->line[line_id] exceeds\nthe array bounds and resulting in out-of-bounds memory access.\n\nFix this by using separate loops for output lines and write masters."}], "id": "CVE-2026-43256", "lastModified": "2026-05-11T18:16:48.460", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}]}, "published": "2026-05-06T12:16:46.397", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0c074e80921fd18984b75836730d76c768c84f65"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1b103307df6d461a0731be25aca69ad0335b0933"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d965919af524e68cb2ab1a685872050ad2ee933d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e6cbf765686fb6c1d8f2530b3daf6c66efc92f5d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e7a38ecda2498e7ce998793ac2a46ca47317635d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fade67c88870f497a13ed450ba01f7236c92dd9b"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "[email protected]", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: media: qcom: camss: vfe: Fix out-of-bounds access in vfe_isr_reg_update()", "id": "2467211", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467211"}, "csaw": false, "cwe": "CWE-805", "details": ["A flaw was found in the Linux kernel's media subsystem, specifically within the Qualcomm Camera Subsystem (CAMSS) Video Front End (VFE) driver. An out-of-bounds memory access can occur in the `vfe_isr_reg_update()` function when processing interrupt service routines. This vulnerability arises because a loop iterates beyond the allocated array bounds, potentially allowing a local attacker to cause a denial of service (DoS) or information disclosure."], "name": "CVE-2026-43256", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-05-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-43256\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43256\nhttps://lore.kernel.org/linux-cve-announce/2026050605-CVE-2026-43256-cc2e@gregkh/T"]}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[4edc8eae715cecf5f8bf12a0c77c281f336c37db,e6cbf765686fb6c1d8f2530b3daf6c66efc92f5d)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[4edc8eae715cecf5f8bf12a0c77c281f336c37db,0c074e80921fd18984b75836730d76c768c84f65)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[4edc8eae715cecf5f8bf12a0c77c281f336c37db,1b103307df6d461a0731be25aca69ad0335b0933)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[4edc8eae715cecf5f8bf12a0c77c281f336c37db,fade67c88870f497a13ed450ba01f7236c92dd9b)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[4edc8eae715cecf5f8bf12a0c77c281f336c37db,e7a38ecda2498e7ce998793ac2a46ca47317635d)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[4edc8eae715cecf5f8bf12a0c77c281f336c37db,d965919af524e68cb2ab1a685872050ad2ee933d)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "5.18"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,5.18)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.167,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.128,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.75,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.16,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.19.6,6.20.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-05-06T14:30:05.885263+00:00", "updated": "2026-05-11T19:45:08.829026+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}