Red Hat Security Advisory: kernel security and bug fix update

Fixed packages 52

Vulnerabilities 3

• High 7.8
  CVE-2023-1118

  A flaw use after free in the Linux kernel integrated infrared receiver/transceiver driver was found in the way user det…

  linux-raspi2 linux-hwe linux-azure linux-riscv Debian Ubuntu Azure Linux
  Mar 2, 2023
• Medium 5.5
  CVE-2021-33631

  Kernel crash in EXT4 filesystem

  Integer Overflow or Wraparound vulnerability in openEuler kernel on Linux (filesystem modules) allows Forced Integer Overflow.This issue affects openEuler kernel: from 4.19.90 before 4.19.90-2401.3, from 5.10.0-60.18.0 before 5.10.0-183.0.0.

  openEuler kernel linux-raspi2 linux-hwe Debian Ubuntu
  Jan 18, 2024
• Unscored —
  CVE-2024-26602

  sched/membarrier: reduce the ability to hammer on sys_membarrier

  In the Linux kernel, the following vulnerability has been resolved: sched/membarrier: reduce the ability to hammer on sys_membarrier On some systems, sys_membarrier can be very expensive, causing overall slowdowns for everything. So put a lock on the path in …

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  Feb 24, 2024

References

• article
  https://access.redhat.com/security/updates/classification/#moderate
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2174400
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2261976
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2267695
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_1653.json
• report
  https://access.redhat.com/security/cve/CVE-2021-33631
• advisory
  https://www.cve.org/CVERecord?id=CVE-2021-33631
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2021-33631
• article
  https://seclists.org/oss-sec/2024/q1/65
• report
  https://access.redhat.com/security/cve/CVE-2023-1118
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-1118
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-1118
• article
  https://github.com/torvalds/linux/commit/29b0589a865b6f66d141d79b2dd1373e4e50fe17
• report
  https://access.redhat.com/security/cve/CVE-2024-26602
• advisory
  https://www.cve.org/CVERecord?id=CVE-2024-26602
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2024-26602
• article
  https://github.com/torvalds/linux/commit/944d5fe50f3f03daacfea16300e656a1691c4a23
• article
  https://lore.kernel.org/linux-cve-announce/2024022414-CVE-2024-26602-5e76@gregkh/