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OpenAdvisories
High ALSA-2026:39494 2 CVEs

Important: kernel security, bug fix, and enhancement update

Published Jul 14, 2026 · Updated Oct 29, 2026

Summary

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

* kernel: crypto: ccp - copy IV using skcipher ivsize (CVE-2026-53016)
* kernel: XFS data corruption using reflink ()

Bug Fix(es) and Enhancement(s):

* [Exploits (KEV)] kernel: XFS data corruption using reflink [almalinux-10.2.z] (JIRA:AlmaLinux-193945)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 75

ReleasePackageFixed in
AlmaLinux · 10 kernel 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-debug 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-debug-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-debug-devel 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-debug-devel-matched 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-debug-modules 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-debug-modules-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-debug-modules-extra 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-devel 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-devel-matched 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-modules 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-modules-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-64k-modules-extra 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-abi-stablelists 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-cross-headers 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-debug 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-debug-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-debug-devel 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-debug-devel-matched 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-debug-modules 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-debug-modules-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-debug-modules-extra 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-debug-uki-virt 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-devel 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-devel-matched 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-doc 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-headers 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-modules 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-modules-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-modules-extra 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-modules-extra-matched 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k-debug 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k-debug-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k-debug-devel 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k-debug-modules 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k-debug-modules-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k-debug-modules-extra 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k-devel 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k-modules 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k-modules-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-64k-modules-extra 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-debug 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-debug-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-debug-devel 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-debug-modules 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-debug-modules-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-debug-modules-extra 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-devel 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-modules 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-modules-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-rt-modules-extra 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-tools 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-tools-libs 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-tools-libs-devel 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-uki-virt 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-uki-virt-addons 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-zfcpdump 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-zfcpdump-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-zfcpdump-devel 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-zfcpdump-devel-matched 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-zfcpdump-modules 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-zfcpdump-modules-core 6.12.0-211.34.1.el10_2
AlmaLinux · 10 kernel-zfcpdump-modules-extra 6.12.0-211.34.1.el10_2
AlmaLinux · 10 libperf 6.12.0-211.34.1.el10_2
AlmaLinux · 10 perf 6.12.0-211.34.1.el10_2
AlmaLinux · 10 python3-perf 6.12.0-211.34.1.el10_2
AlmaLinux · 10 rtla 6.12.0-211.34.1.el10_2
AlmaLinux · 10 rv 6.12.0-211.34.1.el10_2

Vulnerabilities 2

  • High 7.8

    crypto: ccp - copy IV using skcipher ivsize

    In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - copy IV using skcipher ivsize AF_ALG rfc3686-ctr-aes-ccp requests pass an 8-byte IV to the driver. ccp_aes_complete() restores AES_BLOCK_SIZE bytes into the caller's IV buffer w…

  • High 7.8
    CVE-2026-64600 Public exploit

    xfs: resample the data fork mapping after cycling ILOCK

    In the Linux kernel, the following vulnerability has been resolved: xfs: resample the data fork mapping after cycling ILOCK xfs_reflink_fill_{cow_hole,delalloc} are both presented with an inode, a data fork mapping, and a cow fork mapping. Unfortunately, thes…

References

  • report
    https://access.redhat.com/security/cve/CVE-2026-53016
  • report
    https://bugzilla.redhat.com/2492269
  • report
    https://bugzilla.redhat.com/2498915
  • advisory
    https://errata.almalinux.org/10/ALSA-2026-39494.html
  • report
    https://www.redhat.com/security/data/cve/CVE-2026-64600.html