ROS-20260928-73-0039

The vulnerability of the squashfsread inode function in the SquashFS file system of Linux operating systems is related to the comparison of numerical ranges without any minimum checks. Exploiting this vulnerability could allow a attacker to cause a service failure...

BIT-RCLONE-2026-79775 rclone Archive Backend SquashFS Parser Denial of Service

rclone versions = v1.72.0 and = v1.74.4 fixed in v1.75.0 contain multiple denial-of-service vulnerabilities in the archive backend's SquashFS parser, which relies on the github.com/diskfs/go-diskfs dependency. The parser fails to validate attacker-controlled superblock and metadata values before...

PT-2026-99014

rclone versions = v1.72.0 and = v1.74.4 fixed in v1.75.0 contain multiple denial-of-service vulnerabilities in the archive backend's SquashFS parser, which relies on the github.com/diskfs/go-diskfs dependency. The parser fails to validate attacker-controlled superblock and metadata values before...

SUSE CVE-2026-90203

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check block offset is not negative If a negative offset is read off disk for example the offset into the decompressed fragment block, this will cause squashfscopydata to perform an out of bounds access. Fix by checking ...

Linux Distros Unpatched Vulnerability : CVE-2026-90203

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Squashfs: check block offset is not negative If a negative offset is read off disk for example the offset into the decompressed fragment block, this will cause...

CVE-2026-90203

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check block offset is not negative If a negative offset is read off disk for example the offset into the decompressed fragment block, this will cause squashfscopydata to perform an out of bounds access. Fix by checking ...

DEBIAN-CVE-2026-90203

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check block offset is not negative If a negative offset is read off disk for example the offset into the decompressed fragment block, this will cause squashfscopydata to perform an out of bounds access. Fix by checking ...

AZL-102374 CVE-2026-90203 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check block offset is not negative If a negative offset is read off disk for example the offset into the decompressed fragment block, this will cause squashfscopydata to perform an out of bounds access. Fix by checking ...

CVE-2026-90203 Squashfs: check block offset is not negative

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check block offset is not negative If a negative offset is read off disk for example the offset into the decompressed fragment block, this will cause squashfscopydata to perform an out of bounds access. Fix by checking ...

CVE-2026-90203

CVE-2026-90203 is a Linux kernel vulnerability in the Squashfs filesystem driver. A negative block offset read from disk (e.g., the offset into a decompressed fragment block) causes squashfs_copy_data() to perform an out-of-bounds access . The fix checks whether the offset is negative and returns...

EUVD-2026-81796

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check block offset is not negative If a negative offset is read off disk for example the offset into the decompressed fragment block, this will cause squashfscopydata to perform an out of bounds access. Fix by checking ...

CVE-2026-90203 Squashfs: check block offset is not negative

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check block offset is not negative If a negative offset is read off disk for example the offset into the decompressed fragment block, this will cause squashfscopydata to perform an out of bounds access. Fix by checking ...

PT-2026-94551

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds access occurs in the Squashfs filesystem when a negative block offset is read from the disk, such as the offset into a decompressed fragment block. This issue is trigger...

CVE-2026-90203: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check block offset is not negative If a negative offset is read off disk for example the offset into the decompressed fragment block, this will cause squashfscopydata to perform an out of bounds access. Fix by checking ...

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

In the Linux kernel, the following vulnerability has been resolved: Squashfs: fixed an issue where uninit-value was accessed in squashfsgetparent. Syzkaller reported a bug titled “KMSAN: uninit-value in squashfsgetparent”. This issue arises when openbyhandleat is called with a file handle...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: Squashfs: sanity check for symbolic link sizes Syzkiller reports a bug named “KMSAN: uninit-value in picklink”. This issue is caused by an uninitialized page, which ultimately results from reading a corrupted symbolic link siz...

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

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check the return result of sbminblocksize Syzkaller reports a bug named “UBSAN: shift-out-of-bounds in squashfsbioread”. Syzkaller forks multiple processes. After mounting the Squashfs filesystem, it issues an...

Astra Linux – Vulnerability in squashfs-tools

In Squashfs-Tools 4.5, the squashfsopendir variable in unsquash-1.c stores the filename within the directory entry. This filename is then used by unsquashfs to create the new file during the unsquash process. The filename is not validated for traversal outside of the destination directory, allowi...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Squashfs: fixed the handling and sanity checking of the xattrids count A Sysbot 1 that corrupted the filesystem exposed two flaws in the handling and sanity checking of the xattrids count in the filesystem. Both of these flaws...

Astra Linux – Vulnerability in u-boot

Integer overflows in memory allocation in Das U-Boot before 2025.01-rc1 occur due to a crafted squashfs filesystem using sbrk, request2size, or because ptrdifft is mishandled on x8664...