RLSA-2023:1584

Import Source

https://storage.googleapis.com/resf-osv-data/RLSA-2023:1584.json

Related

• CVE-2022-4269
• CVE-2022-4378
• CVE-2023-0266
• CVE-2023-0386

Published

2023-04-26T15:28:18.591743Z

Modified

2023-04-26T15:29:58.145211Z

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: stack overflow in doprocdointvec and procskipspaces (CVE-2022-4378)

• ALSA: pcm: Move rwsem lock inside sndctlelem_read to prevent UAF (CVE-2023-0266)

• kernel: FUSE filesystem low-privileged user privileges escalation (CVE-2023-0386)

• kernel: net: CPU soft lockup in TC mirred egress-to-ingress action (CVE-2022-4269)

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):

• Lazy irqwork does not raise softirq on PREEMPTRT [rhel-8] (BZ#2172163)

• The latest Rocky Linux 8.7.z3 kernel changes need to be merged into the RT source tree to keep source parity between the two kernels. (BZ#2172278)

References

• https://errata.rockylinux.org/RLSA-2023:1584
• https://bugzilla.redhat.com/show_bug.cgi?id=2150272
• https://bugzilla.redhat.com/show_bug.cgi?id=2152548
• https://bugzilla.redhat.com/show_bug.cgi?id=2159505
• https://bugzilla.redhat.com/show_bug.cgi?id=2163379