Red Hat Security Advisory: kernel security update

Fixed packages 48

Vulnerabilities 4

• High 8.8
  CVE-2022-49328

  mt76: fix use-after-free by removing a non-RCU wcid pointer

  In the Linux kernel, the following vulnerability has been resolved: mt76: fix use-after-free by removing a non-RCU wcid pointer Fixes an issue caught by KASAN about use-after-free in mt76_txq_schedule by protecting mtxq->wcid with rcu_lock between mt76_txq_sc…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  Feb 26, 2025
• 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 7.1
  CVE-2022-49395

  um: Fix out-of-bounds read in LDT setup

  In the Linux kernel, the following vulnerability has been resolved: um: Fix out-of-bounds read in LDT setup syscall_stub_data() expects the data_count parameter to be the number of longs, not bytes. ============================================================…

  Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  Feb 26, 2025
• 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=2347899
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2348217
• 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_10828.json
• report
  https://access.redhat.com/security/cve/CVE-2022-49328
• advisory
  https://www.cve.org/CVERecord?id=CVE-2022-49328
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2022-49328
• article
  https://lore.kernel.org/linux-cve-announce/2025022638-CVE-2022-49328-ec2f@gregkh/T
• report
  https://access.redhat.com/security/cve/CVE-2022-49395
• advisory
  https://www.cve.org/CVERecord?id=CVE-2022-49395
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2022-49395
• article
  https://lore.kernel.org/linux-cve-announce/2025022650-CVE-2022-49395-7419@gregkh/T
• 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