Red Hat Security Advisory: kernel security update

Fixed packages 71

Vulnerabilities 4

• High 7.8
  CVE-2022-49846

  udf: Fix a slab-out-of-bounds write bug in udf_find_entry()

  In the Linux kernel, the following vulnerability has been resolved: udf: Fix a slab-out-of-bounds write bug in udf_find_entry() Syzbot reported a slab-out-of-bounds Write bug: loop0: detected capacity change from 0 to 2048 ====================================…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  May 1, 2025
• High 7.8
  CVE-2025-37738

  ext4: ignore xattrs past end

  In the Linux kernel, the following vulnerability has been resolved: ext4: ignore xattrs past end Once inside 'ext4_xattr_inode_dec_ref_all' we should ignore xattrs entries past the 'end' entry. This fixes the following KASAN reported issue: ==================…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  May 1, 2025
• High 7.1
  CVE-2023-1652

  A use-after-free flaw was found in nfsd4_ssc_setup_dul in fs/nfsd/nfs4proc.c in the NFS filesystem in the Linux Kernel.…

  linux-raspi2 linux-hwe linux-azure linux-riscv Linux Debian Ubuntu Azure Linux
  Mar 29, 2023
• Unscored —
  CVE-2022-50066

  net: atlantic: fix aq_vec index out of range error

  In the Linux kernel, the following vulnerability has been resolved: net: atlantic: fix aq_vec index out of range error The final update statement of the for loop exceeds the array range, the dereference of self->aq_vec[i] is not checked and then leads to the …

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  Jun 18, 2025

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2182031
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2363305
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2363432
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2373683
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_10671.json
• report
  https://access.redhat.com/security/cve/CVE-2022-49846
• advisory
  https://www.cve.org/CVERecord?id=CVE-2022-49846
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2022-49846
• article
  https://kernelcve.org/list/?q=CVE-2022-49846
• article
  https://lore.kernel.org/linux-cve-announce/2025050142-CVE-2022-49846-728c@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2022-50066
• advisory
  https://www.cve.org/CVERecord?id=CVE-2022-50066
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2022-50066
• article
  https://lore.kernel.org/linux-cve-announce/2025061851-CVE-2022-50066-a2ad@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2023-1652
• advisory
  https://www.cve.org/CVERecord?id=CVE-2023-1652
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2023-1652
• article
  https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e6cf91b7b47ff82b624bdfe2fdcde32bb52e71dd
• report
  https://access.redhat.com/security/cve/CVE-2025-37738
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-37738
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-37738
• article
  https://lore.kernel.org/linux-cve-announce/2025050132-CVE-2025-37738-deb1@gregkh/T