Red Hat Security Advisory: kernel security update

Fixed packages 24

Vulnerabilities 4

• High 7.8
  CVE-2024-1086 Exploited · Ransomware Public exploit EPSS 28%

  Use-after-free in Linux kernel's netfilter: nf_tables component

  A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation. The nft_verdict_init() function allows positive values as drop error within the hook verdict, and hence the nf_hook_slo…

  Linux kernel linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  Jan 31, 2024

  KEV May 30, 2024
• High 7.8
  CVE-2023-2176

  A vulnerability was found in compare_netdev_and_ip in drivers/infiniband/core/cma.c in RDMA in the Linux Kernel. The im…

  linux-raspi2 linux-hwe linux-azure linux-riscv Debian Ubuntu
  Apr 20, 2023
• Medium 5.5
  CVE-2023-2166

  A null pointer dereference issue was found in can protocol in net/can/af_can.c in the Linux before Linux. ml_priv may n…

  linux-raspi2 linux-hwe linux-azure linux-riscv Linux Debian Ubuntu Azure Linux
  Apr 19, 2023
• Unscored —
  CVE-2023-52578

  net: bridge: use DEV_STATS_INC()

  In the Linux kernel, the following vulnerability has been resolved: net: bridge: use DEV_STATS_INC() syzbot/KCSAN reported data-races in br_handle_frame_finish() [1] This function can run from multiple cpus without mutual exclusion. Adopt SMP safe DEV_STATS_I…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  Mar 2, 2024

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2187813
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2187931
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2262126
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2267758
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_3528.json
• report
  https://access.redhat.com/security/cve/CVE-2023-2166
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-2166
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-2166
• article
  https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0acc442309a0a1b01bcdaa135e56e6398a49439c
• report
  https://access.redhat.com/security/cve/CVE-2023-2176
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-2176
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-2176
• article
  https://www.spinics.net/lists/linux-rdma/msg114749.html
• report
  https://access.redhat.com/security/cve/CVE-2023-52578
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-52578
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-52578
• article
  https://lore.kernel.org/linux-cve-announce/2024030257-CVE-2023-52578-50cb@gregkh/T/#u
• report
  https://access.redhat.com/security/cve/CVE-2024-1086
• advisory
  https://www.cve.org/CVERecord?id=CVE-2024-1086
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2024-1086
• article
  https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f342de4e2f33e0e39165d8639387aa6c19dff660
• article
  https://kernel.dance/f342de4e2f33e0e39165d8639387aa6c19dff660
• article
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog