Linux Distros Unpatched Vulnerability : CVE-2026-90434

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - isofs: release zisofs block pointer buffer head zisofsfillpages reads the compressed block pointer table. The error paths release the current bufferhead, the lo...

CVE-2026-90434 isofs: release zisofs block pointer buffer head

In the Linux kernel, the following vulnerability has been resolved: isofs: release zisofs block pointer buffer head zisofsfillpages reads the compressed block pointer table. The error paths release the current bufferhead, the loop also releases the old bufferhead when it advances. However, the...

CVE-2026-90434 isofs: release zisofs block pointer buffer head

In the Linux kernel, the following vulnerability has been resolved: isofs: release zisofs block pointer buffer head zisofsfillpages reads the compressed block pointer table. The error paths release the current bufferhead, the loop also releases the old bufferhead when it advances. However, the...

EUVD-2026-82095

In the Linux kernel, the following vulnerability has been resolved: isofs: release zisofs block pointer buffer head zisofsfillpages reads the compressed block pointer table. The error paths release the current bufferhead, the loop also releases the old bufferhead when it advances. However, the...

CVE-2026-90434

CVE-2026-90434 affects the Linux kernel's isofs module , specifically the zisofs (compressed ISO 9660) code path. The bug resides in zisofs_fill_pages() , which reads the compressed block pointer table. While error paths and the loop correctly release buffer_head references, the success path leav...

CVE-2026-90434: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: isofs: release zisofs block pointer buffer head zisofsfillpages reads the compressed block pointer table. The error paths release the current bufferhead, the loop also releases the old bufferhead when it advances. However, the...

AZL-101652 CVE-2026-89778 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: isofs: fix out-of-bounds page array access on empty zisofs block zisofsuncompressblock's empty-block fast path returns pcount 17, so a crafted "ZF" Rock Ridge record can set it below PAGESHIFT; the bug is reached by an ordinary...

CVE-2026-89778

In the Linux kernel, the following vulnerability has been resolved: isofs: fix out-of-bounds page array access on empty zisofs block zisofsuncompressblock's empty-block fast path returns pcount 17, so a crafted "ZF" Rock Ridge record can set it below PAGESHIFT; the bug is reached by an ordinary...

CVE-2026-89778: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: isofs: fix out-of-bounds page array access on empty zisofs block zisofsuncompressblock's empty-block fast path returns pcount 17, so a crafted "ZF" Rock Ridge record can set it below PAGESHIFT; the bug is reached by an ordinary...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: isofs: Fixed out-of-bound access for corrupted isofs images. When an isofs image is corrupted, isofsread inode can read data beyond the end of the buffer. It is necessary to sanity-check the length of the directory entry befor...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098931)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098931 advisory. In the Linux kernel, the following vulnerability has been resolved: isofs: bound Rock Ridge symlink components to the SL record getsymlinkchunk and the SL handling i...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: isofs: Prevention of using too small fid values. syzbot reported a slab-out-of-bounds read in isofsfhtoparent. 1 The handlebytes value passed by the reproducing program is equal to 12. In handletopath, only 12 bytes of memory...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-101982)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-101982 advisory. In the Linux kernel, the following vulnerability has been resolved: isofs: bound Rock Ridge symlink components to the SL record getsymlinkchunk and the SL handling i...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100496)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100496 advisory. In the Linux kernel, the following vulnerability has been resolved: isofs: bound Rock Ridge symlink components to the SL record getsymlinkchunk and the SL handling i...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100721)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100721 advisory. In the Linux kernel, the following vulnerability has been resolved: isofs: validate Rock Ridge CE continuation extent against volume size rockcontinue reads...

Oracle Linux 10 : kernel (ELSA-2026-49211)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-49211 advisory. - net/sched: clsapi: Handle TCACTCONSUMED in tcfqeventhandle CKI Backport Bot RHEL-214082 CVE-2026-64530 - ksm: use range-walk function to jump over...

RLSA-2026:49211 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ksm: use range-walk function to jump over holes in scangetnextrmapitem CVE-2025-68211 kernel: isofs: validate Rock Ridge CE continuation extent against volume size CVE-2026-46303 kernel:...

kernel security, bug fix, and enhancement update

An update is available for kernel. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...

RockyLinux 10 : kernel (RLSA-2026:49211)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:49211 advisory. kernel: ksm: use range-walk function to jump over holes in scangetnextrmapitem CVE-2025-68211 kernel: isofs: validate Rock Ridge CE continuation extent...

kernel: isofs: validate Rock Ridge CE continuation extent against volume size

A flaw was found in the Linux kernel's isofs filesystem. This vulnerability allows a local attacker, by mounting a specially crafted ISO image, to read data beyond the boundaries of the intended ISO 9660 volume. This out-of-bounds read could lead to information disclosure, potentially exposing...