runc is a CLI tool for spawning and running containers on Linux according to the OCI specification. In runc 1.1.11 and earlier, due to an internal file descriptor leak, an attacker could cause a newly-spawned container process (from runc exec) to have a working directory in the host filesystem namespace, allowing for a container escape by giving access to the host filesystem ("attack 2"). The same attack could be used by a malicious image to allow a container process to gain access to the host filesystem through runc run ("attack 1"). Variants of attacks 1 and 2 could be also be used to overwrite semi-arbitrary host binaries, allowing for complete container escapes ("attack 3a" and "attack 3b"). runc 1.1.12 includes patches for this issue.
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Affected Vendors & Products
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Thu, 13 Feb 2025 17:45:00 +0000
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Description | runc is a CLI tool for spawning and running containers on Linux according to the OCI specification. In runc 1.1.11 and earlier, due to an internal file descriptor leak, an attacker could cause a newly-spawned container process (from runc exec) to have a working directory in the host filesystem namespace, allowing for a container escape by giving access to the host filesystem ("attack 2"). The same attack could be used by a malicious image to allow a container process to gain access to the host filesystem through runc run ("attack 1"). Variants of attacks 1 and 2 could be also be used to overwrite semi-arbitrary host binaries, allowing for complete container escapes ("attack 3a" and "attack 3b"). runc 1.1.12 includes patches for this issue. | runc is a CLI tool for spawning and running containers on Linux according to the OCI specification. In runc 1.1.11 and earlier, due to an internal file descriptor leak, an attacker could cause a newly-spawned container process (from runc exec) to have a working directory in the host filesystem namespace, allowing for a container escape by giving access to the host filesystem ("attack 2"). The same attack could be used by a malicious image to allow a container process to gain access to the host filesystem through runc run ("attack 1"). Variants of attacks 1 and 2 could be also be used to overwrite semi-arbitrary host binaries, allowing for complete container escapes ("attack 3a" and "attack 3b"). runc 1.1.12 includes patches for this issue. |
Thu, 12 Dec 2024 15:15:00 +0000
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CPEs | cpe:/a:redhat:openshift:4.15::el9 |
Thu, 05 Dec 2024 15:15:00 +0000
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CPEs | cpe:/a:redhat:openshift:4.14::el9 |
Wed, 04 Dec 2024 02:45:00 +0000
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CPEs | cpe:/a:redhat:openshift:4.17::el9 |
Wed, 27 Nov 2024 15:15:00 +0000
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CPEs | cpe:/a:redhat:openshift:4.16::el9 |
Fri, 22 Nov 2024 12:00:00 +0000
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References |
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2025-02-13T17:33:15.658Z
Reserved: 2023-12-29T03:00:44.953Z
Link: CVE-2024-21626
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No data.
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Status : Modified
Published: 2024-01-31T22:15:53.780
Modified: 2024-11-21T08:54:45.180
Link: CVE-2024-21626
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