MGASA-2022-0042 - Updated kernel-linus packages fix security vulnerabilities

Publication date: 01 Feb 2022
URL: https://advisories.mageia.org/MGASA-2022-0042.html
Type: security
Affected Mageia releases: 8
CVE: CVE-2022-0330,
     CVE-2022-22942

This kernel-linus update is based on upstream 5.15.18 and fixes atleast the
following security issues:

A random memory access flaw was found in the Linux kernels GPU i915 kernel
driver functionality in the way a user may run malicious code on the GPU.
This flaw allows a local user to crash the system or escalate their
privileges on the system (CVE-2022-0330).

A use-after-free flaw was found in the Linux kernels
vmw_execbuf_copy_fence_user function in drivers/gpu/drm/vmwgfx/
vmwgfx_execbuf.c in vmwgfx. This flaw allows a local attacker with user
privileges to cause a privilege escalation problem (CVE-2022-22942).

For other upstream fixes, see the referenced changelogs.

References:
- https://bugs.mageia.org/show_bug.cgi?id=29961
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.17
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.18
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0330
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22942

SRPMS:
- 8/core/kernel-linus-5.15.18-1.mga8