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kernel: Linux kernel: Memory corruption in Squashfs due to incorrect block size calculation

🗓️ 23 Feb 2026 15:20:37Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 4 Views

Linux kernel Squashfs memory corruption from wrong block size during mount and ioctl, risking crash.

Related
Packages
Refs
ReporterTitlePublishedViews
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Tenable Nessus		Amazon Linux 2023 : bpftool, kernel6.12, kernel6.12-modules-extra (ALAS2023-2025-1080)
10 Jul 202500:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1111)
4 Aug 202500:00
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Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2-2025-3013 (ALAS-2025-3013)
30 Sep 202500:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2025-098 (ALASKERNEL-5.10-2025-098)
4 Aug 202500:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2025-082 (ALASKERNEL-5.15-2025-082)
10 Jul 202500:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2025-104 (ALASKERNEL-5.4-2025-104)
10 Jul 202500:00
–nessus
Tenable Nessus		AlmaLinux 8 : kernel-rt (ALSA-2026:1661)
2 Feb 202600:00
–nessus
Tenable Nessus		AlmaLinux 8 : kernel (ALSA-2026:1662)
2 Feb 202600:00
–nessus
Tenable Nessus		AlmaLinux 9 : kernel (ALSA-2026:2212)
12 Feb 202600:00
–nessus
Tenable Nessus		AlmaLinux 10 : kernel (ALSA-2026:2282)
12 Feb 202600:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.6aarch64kernel5.14.0-570.92.1.el9_6kernel-5.14.0-570.92.1.el9_6.aarch64.rpm
Red Hat Enterprise Linux9.6ppc64lekernel5.14.0-570.92.1.el9_6kernel-5.14.0-570.92.1.el9_6.ppc64le.rpm
Red Hat Enterprise Linux9.6s390xkernel5.14.0-570.92.1.el9_6kernel-5.14.0-570.92.1.el9_6.s390x.rpm
Red Hat Enterprise Linux9.6x86_64kernel5.14.0-570.92.1.el9_6kernel-5.14.0-570.92.1.el9_6.x86_64.rpm
Red Hat Enterprise Linux9.6aarch64kernel-64k5.14.0-570.92.1.el9_6kernel-64k-5.14.0-570.92.1.el9_6.aarch64.rpm
Red Hat Enterprise Linux9.6aarch64kernel-64k-core5.14.0-570.92.1.el9_6kernel-64k-core-5.14.0-570.92.1.el9_6.aarch64.rpm
Red Hat Enterprise Linux9.6aarch64kernel-64k-debug5.14.0-570.92.1.el9_6kernel-64k-debug-5.14.0-570.92.1.el9_6.aarch64.rpm
Red Hat Enterprise Linux9.6aarch64kernel-64k-debug-core5.14.0-570.92.1.el9_6kernel-64k-debug-core-5.14.0-570.92.1.el9_6.aarch64.rpm
Red Hat Enterprise Linux9.6aarch64kernel-64k-debug-debuginfo5.14.0-570.92.1.el9_6kernel-64k-debug-debuginfo-5.14.0-570.92.1.el9_6.aarch64.rpm
Red Hat Enterprise Linux9.6aarch64kernel-64k-debug-devel5.14.0-570.92.1.el9_6kernel-64k-debug-devel-5.14.0-570.92.1.el9_6.aarch64.rpm
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03 Jul 2026 10:53Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.8
EPSS0.00181
SSVC
CWE-252
memory corruptionsquashfsblock size calculationmount ioctllocal attacker
4