Red Hat Security Advisory: kernel security and bug fix update

Fixed packages 59

Vulnerabilities 5

• High 7.8
  CVE-2022-4139

  An incorrect TLB flush issue was found in the Linux kernel’s GPU i915 kernel driver, potentially leading to random memo…

  linux-raspi2 linux-hwe linux-azure linux-riscv Debian Ubuntu Azure Linux
  Jan 27, 2023
• High 7.8
  CVE-2022-50000

  netfilter: flowtable: fix stuck flows on cleanup due to pending work

  In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: fix stuck flows on cleanup due to pending work To clear the flow table on flow table free, the following sequence normally happens in order: 1) gc_step work is stopped t…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  Jun 18, 2025
• Unscored —
  CVE-2022-2964

  A flaw was found in the Linux kernel’s driver for the ASIX AX88179_178A-based USB 2.0/3.0 Gigabit Ethernet Devices. The…

  linux-raspi2 linux-hwe linux-azure linux-riscv Debian Ubuntu
  Sep 9, 2022
• Unscored —
  CVE-2022-49440

  powerpc/rtas: Keep MSR[RI] set when calling RTAS

  In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: Keep MSR[RI] set when calling RTAS RTAS runs in real mode (MSR[DR] and MSR[IR] unset) and in 32-bit big endian mode (MSR[SF,LE] unset). The change in MSR is done in enter_rtas()…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  Feb 26, 2025
• Unscored —
  CVE-2022-50774

  crypto: qat - fix DMA transfer direction

  In the Linux kernel, the following vulnerability has been resolved: crypto: qat - fix DMA transfer direction When CONFIG_DMA_API_DEBUG is selected, while running the crypto self test on the QAT crypto algorithms, the function add_dma_entry() reports a warning…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  Dec 24, 2025

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2067482
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2147572
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2023/rhsa-2023_0512.json
• report
  https://access.redhat.com/security/cve/CVE-2022-2964
• advisory
  https://www.cve.org/CVERecord?id=CVE-2022-2964
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2022-2964
• report
  https://access.redhat.com/security/cve/CVE-2022-4139
• advisory
  https://www.cve.org/CVERecord?id=CVE-2022-4139
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2022-4139
• article
  https://www.openwall.com/lists/oss-security/2022/11/30/1
• report
  https://access.redhat.com/security/cve/CVE-2022-49440
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2348108
• advisory
  https://www.cve.org/CVERecord?id=CVE-2022-49440
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2022-49440
• article
  https://lore.kernel.org/linux-cve-announce/2025022657-CVE-2022-49440-6751@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2022-50000
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2373543
• advisory
  https://www.cve.org/CVERecord?id=CVE-2022-50000
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2022-50000
• article
  https://lore.kernel.org/linux-cve-announce/2025061828-CVE-2022-50000-5753@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2022-50774
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2425164
• advisory
  https://www.cve.org/CVERecord?id=CVE-2022-50774
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2022-50774
• article
  https://lore.kernel.org/linux-cve-announce/2025122459-CVE-2022-50774-73eb@gregkh/T