ALSA-2022:7134

Source

https://errata.almalinux.org/8/ALSA-2022-7134.html

Import Source

https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2022:7134.json

Related

• CVE-2022-0494
• CVE-2022-1353
• CVE-2022-23816
• CVE-2022-23825
• CVE-2022-2588
• CVE-2022-29900
• CVE-2022-29901

Published

2022-10-25T00:00:00Z

Modified

2023-09-15T13:41:48Z

Summary

Important: kernel-rt security and bug fix update

Details

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

• kernel: a use-after-free in cls_route filter implementation may lead to privilege escalation (CVE-2022-2588)
• kernel: information leak in scsi_ioctl() (CVE-2022-0494)
• Kernel: A kernel-info-leak issue in pfkey_register (CVE-2022-1353)
• hw: cpu: AMD: RetBleed Arbitrary Speculative Code Execution with Return Instructions (CVE-2022-23816, CVE-2022-29900)
• hw: cpu: AMD: Branch Type Confusion (non-retbleed) (CVE-2022-23825)
• hw: cpu: Intel: RetBleed Arbitrary Speculative Code Execution with Return Instructions (CVE-2022-29901)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

• [almalinux8-rt] BUG: using _thiscpuadd() in preemptible [00000000] - caller is _modmemcglruvec_state+0x69/0x1c0 (BZ#2122600)
• The latest AlmaLinux 8.6.z4 kernel changes need to be merged into the RT source tree to keep source parity between the two kernels. (BZ#2125396)

References

• https://access.redhat.com/errata/RHSA-2022:7134
• https://access.redhat.com/security/cve/CVE-2022-0494
• https://access.redhat.com/security/cve/CVE-2022-1353
• https://access.redhat.com/security/cve/CVE-2022-23816
• https://access.redhat.com/security/cve/CVE-2022-23825
• https://access.redhat.com/security/cve/CVE-2022-2588
• https://access.redhat.com/security/cve/CVE-2022-29900
• https://access.redhat.com/security/cve/CVE-2022-29901
• https://bugzilla.redhat.com/2039448
• https://bugzilla.redhat.com/2066819
• https://bugzilla.redhat.com/2090226
• https://bugzilla.redhat.com/2103148
• https://bugzilla.redhat.com/2103153
• https://bugzilla.redhat.com/2114849
• https://errata.almalinux.org/8/ALSA-2022-7134.html