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: mtd: rawnand: Serialize lock/unlock operations in relation to other NAND operations. The functions nandlock and nandunlock involve calling chip-ops.lockarea/unlockarea, but they do not hold the NAND device lock. In controllers th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ubifs: A fix was made to increment the reference count of a page once it is set as private. The MM structure defines a rule 1 very clearly: once a page is marked with the PGprivate flag, the reference count of that page should be...

Astra Linux – vulnerability in linux-5.10, linux

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fixed read out-of-bounds in ubifswbufwritenolock The function ubifswbufwritenolock may access buf outside its bounds in the following process: ubifswbufwritenolock: alignedlen = ALIGNlen, 8; // Assume len = 4089, alignedle...

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

In the Linux kernel, the following vulnerability has been resolved: ubifs: Memory freed for the tmpfile name When opening a ubifs tmpfile in an encrypted directory, the function fscryptsetupfilename allocates memory for the name that will be stored in the directory entry. However, after the name ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ubifs: Fixed a deadlock issue in concurrent rename whiteout and inode writeback processes. Related tasks with deadlocks: 77.028764 Task: kworker/u8:4 State: D Stack: 0 PID: 132 77.028820 Call trace: 77.029027 schedule+0x8c/0x1...

SUSE CVE-2026-89720

In the Linux kernel, the following vulnerability has been resolved: ubifs: fix out-of-bounds read in signature length check ubifssbverifysignature bounds the on-disk ubifssignode-len field before handing the signature payload to verifypkcs7signature, but the check has the wrong sign: if...

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

In the Linux kernel, the following vulnerabilities have been resolved: ubifs: A memory leak was fixed in allocwbufs. kmemleak reported a series of memory leaks, as follows: - Unreferenced object 0xffff8881575f8400 size 1024: Command: “mount”, PID: 19625, Jiffies: 4297119604 Age: 20.383 seconds He...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ubifs: renamewhiteout: Fixed double-free of whiteoutui-data The variable whiteoutui-data will be freed twice if the space allocation fails during the rename operation. The process is as follows: 1. renamewhiteout: - dev = kmalloc...

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

In the Linux kernel, the following vulnerability has been resolved: ubifs: Skip dumping the tnc tree when zroot is null. Clearing the slab cache will free all znode entries in memory, and set c-zroot.znode to NULL. Dumping the tnc tree will then access c-zroot.znode, which can lead to a null...

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

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fixed a memory leak when insertoldidx failed. The following process will cause a memory leak for the copied znode: dirtycowznode zn = copyznodec, znode; err = insertoldidxc, zbr-lnum, zbr-offs; if unlikelyerr return...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fixed races between xattrset|get and listxattr operations. Some issues may occur when performing concurrent xattrset|get and listxattr operations, such as assertion failures, memory corruption, and stale xattr values1. The...

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

In the Linux kernel, the following vulnerability has been resolved: ubifs: The function to set the “uptodate” flag of a page should be called at the correct location. Read operations from the page cache are lock-free. Therefore, setting the newly allocated “uptodate” flag before overwriting the...

Linux Distros Unpatched Vulnerability : CVE-2026-89720

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ubifs: fix out-of-bounds read in signature length check ubifssbverifysignature bounds the on-disk ubifssignode-len field before handing the signature payload to...

CVE-2026-89720

A flaw was found in the Linux kernel's Unsorted Block Image File System UBIFS. An incorrect bounds check in the ubifssbverifysignature function allows a crafted signed UBIFS image to declare a signature length larger than its actual size. This can lead to an out-of-bounds read when processing the...

DEBIAN-CVE-2026-89720

In the Linux kernel, the following vulnerability has been resolved: ubifs: fix out-of-bounds read in signature length check ubifssbverifysignature bounds the on-disk ubifssignode-len field before handing the signature payload to verifypkcs7signature, but the check has the wrong sign: if...

AZL-100085 CVE-2026-89720 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: ubifs: fix out-of-bounds read in signature length check ubifssbverifysignature bounds the on-disk ubifssignode-len field before handing the signature payload to verifypkcs7signature, but the check has the wrong sign: if...

UBUNTU-CVE-2026-89720

In the Linux kernel, the following vulnerability has been resolved: ubifs: fix out-of-bounds read in signature length check ubifssbverifysignature bounds the on-disk ubifssignode-len field before handing the signature payload to verifypkcs7signature, but the check has the wrong sign: if...

CVE-2026-89720

In the Linux kernel, the following vulnerability has been resolved: ubifs: fix out-of-bounds read in signature length check ubifssbverifysignature bounds the on-disk ubifssignode-len field before handing the signature payload to verifypkcs7signature, but the check has the wrong sign: if...

CVE-2026-89720

In the Linux kernel, the following vulnerability has been resolved: ubifs: fix out-of-bounds read in signature length check ubifssbverifysignature bounds the on-disk ubifssignode-len field before handing the signature payload to verifypkcs7signature, but the check has the wrong sign: if...

CVE-2026-89720 ubifs: fix out-of-bounds read in signature length check

In the Linux kernel, the following vulnerability has been resolved: ubifs: fix out-of-bounds read in signature length check ubifssbverifysignature bounds the on-disk ubifssignode-len field before handing the signature payload to verifypkcs7signature, but the check has the wrong sign: if...