Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ovl: fixed the warning in ovlcreatereal Syzbot triggered the following warning in ovlworkdircreate - ovlcreatereal: if !err && WARNON!newdentry-d inode The reason is that the cgroup2 filesystem returns from mkdir without...

CVE-2026-89767: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ovl: fix double endcreating on the casefold-mismatch path ovlcreatereal releases the new dentry twice when the casefold consistency check fails. The SIFDIR branch calls endcreating and sets err, then falls through to the common...

CVE-2026-53174

In the Linux kernel, the following vulnerability has been resolved: ovl: keep err zero after successful ovlcacheget ovliteratemerged stores PTRERRcache in err before checking ISERRcache. On success err holds the truncated cache pointer and can be returned as a bogus non-zero error. The syzbot...

CVE-2026-53174

CVE-2026-53174 affects the Linux kernel overlay filesystem (ovl). The bug in ovl_iterate_merged() stores PTR_ERR(cache) in err before validating the cache with IS_ERR(cache), so on success err may hold a truncated cache pointer and be returned as a bogus non-zero error. The repro path goes throug...

CVE-2026-53174: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ovl: keep err zero after successful ovlcacheget ovliteratemerged stores PTRERRcache in err before checking ISERRcache. On success err holds the truncated cache pointer and can be returned as a bogus non-zero error. The syzbot...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ovl: The WARNON message was removed from the ovlverifyarea function. syzbot encountered an assertion issue within the copyupdata loop. It appears that this issue is caused by a lower file whose size is being changed under...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ovl: fixed the tmpfile leak...

CLSA-2026-1775655363 kernel: Fix of 9 CVEs

ovl: Filter invalid inodes with missing lookup function CVE-2024-56570 - ALSA: aloop: Fix racy access at PCM trigger CVE-2026-23191 - media: imon: reorganize serialization CVE-2025-39993 - usb: xhci: Fix inverted ringxrunevent check in handletxevent CVE-2025-37882 - Revert "VFS: Impose ordering...

The vulnerability of the do_ovl_get_acl() function in the fs/overlayfs/inode.c file of the Overlayfs file system in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the doovlgetacl function in the fs/overlayfs/inode.c file of the Overlayfs file system in the Linux operating system is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992707)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992707 advisory. In the Linux kernel, the following vulnerability has been resolved: fbdev: omapfb: Add 'plane' value check Function dispcovlsetup is not intended to work with the...

CVE-2023-54313

In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovlgetaclrcu Following process: P1 P2 pathopenat linkpathwalk maylookup inodepermissionrcu ovlpermission aclpermissioncheck checkacl getcachedaclrcu ovlgetinodeacl realinode =...

CVE-2023-54313: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovlgetaclrcu Following process: P1 P2 pathopenat linkpathwalk maylookup inodepermissionrcu ovlpermission aclpermissioncheck checkacl getcachedaclrcu ovlgetinodeacl realinode =...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989378)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989378 advisory. In the Linux kernel, the following vulnerability has been resolved: ovl: Filter invalid inodes with missing lookup function Add a check to the ovldentryweird functio...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-990096)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990096 advisory. In the Linux kernel, the following vulnerability has been resolved: ovl: fix warning in ovlcreatereal Syzbot triggered the following warning in ovlworkdircreate -...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988911)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988911 advisory. In the Linux kernel, the following vulnerability has been resolved: ovl: fix warning in ovlcreatereal Syzbot triggered the following warning in ovlworkdircreate -...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987587)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987587 advisory. In the Linux kernel, the following vulnerability has been resolved: ovl: fix warning in ovlcreatereal Syzbot triggered the following warning in ovlworkdircreate -...

EUVD-2023-59824

Malicious code in bioql PyPI...

RLSA-2025:9079 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ndisc: use RCU protection in ndiscallocskb CVE-2025-21764 kernel: ovl: fix UAF in ovldentryupdatereval by moving dput in ovllinkup CVE-2025-21887 kernel: keys: Fix UAF in keyput...

Linux Distros Unpatched Vulnerability : CVE-2023-53260

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovlpermission Following process: P1 P2 pathlookupat...

SUSE CVE-2023-53260

In the Linux kernel, the following vulnerability has been resolved: ovl: fix null pointer dereference in ovlpermission Following process: P1 P2 pathlookupat linkpathwalk inodepermission ovlpermission ovlipathrealinode, &realpath path-dentry = ovlidentryupperinode dropcache dentrykillovldentry...