In the Linux kernel through 4.20.11, af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr.
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Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 7.8; sources differ by 0.0.
In the Linux kernel through 4.20.11, af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr.
February 18, 2019
November 21, 2024
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | linux-image-virtual-hwe-18.04 (4.18.0.17.67) @ bionic | 2026-05-27 | ubuntu |
| ubuntu | linux-image-aws (4.18.0.1012.12) @ cosmic | 2026-05-27 | ubuntu |
| ubuntu | linux-image-virtual-hwe-16.04 (4.15.0.47.68) @ xenial | 2026-05-27 | ubuntu |
| ubuntu | linux-image-virtual-hwe-16.04-edge (4.15.0.47.49) @ bionic | 2026-05-27 | ubuntu |
| redhat | kernel-alt-0:4.14.0-115.17.1.el7a | 2020-01-21 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
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redhat
CWE-416