CVE-2026-53311 fuse: fix uninit-value in fuse_dentry_revalidate()

In the Linux kernel, the following vulnerability has been resolved: fuse: fix uninit-value in fusedentryrevalidate fusedentryrevalidate may be called with a dentry that didn't had -dtime initialised. The issue was found with KMSAN, where lookupopen calls dalloc, followed by drevalidate, as shown...

CVE-2026-53311

In the Linux kernel, the following vulnerability has been resolved: fuse: fix uninit-value in fusedentryrevalidate fusedentryrevalidate may be called with a dentry that didn't had -dtime initialised. The issue was found with KMSAN, where lookupopen calls dalloc, followed by drevalidate, as shown...

EUVD-2026-39846

In the Linux kernel, the following vulnerability has been resolved: fuse: fix uninit-value in fusedentryrevalidate fusedentryrevalidate may be called with a dentry that didn't had -dtime initialised. The issue was found with KMSAN, where lookupopen calls dalloc, followed by drevalidate, as shown...

CVE-2026-53311

CVE-2026-53311 affects the Linux kernel’s FUSE subsystem: fuse_dentry_revalidate() may be invoked with a dentry whose d_time has not been initialised, originating from KMSAN observations during path resolution (lookup_open/d_revalidate). Multiple vendors and feeds document the fix as resolving th...

CVE-2026-53311

In the Linux kernel, the following vulnerability has been resolved: fuse: fix uninit-value in fusedentryrevalidate fusedentryrevalidate may be called with a dentry that didn't had -dtime initialised. The issue was found with KMSAN, where lookupopen calls dalloc, followed by drevalidate, as shown...

CVE-2026-53311 fuse: fix uninit-value in fuse_dentry_revalidate()

In the Linux kernel, the following vulnerability has been resolved: fuse: fix uninit-value in fusedentryrevalidate fusedentryrevalidate may be called with a dentry that didn't had -dtime initialised. The issue was found with KMSAN, where lookupopen calls dalloc, followed by drevalidate, as shown...

CVE-2026-53029

A flaw was found in the Linux kernel's ntfs3 filesystem driver. This vulnerability occurs due to an uninitialized local variable lcn when handling zero-length data during I/O operations. An attacker could potentially exploit this flaw to cause a denial of service or information disclosure due to...

CVE-2026-53069

A flaw was found in the Linux kernel's networking subsystem. This vulnerability, a null-pointer dereference, occurs in the XDP eXpress Data Path redirect mechanism when processing network traffic on a bonding device that has not been fully initialized. An attacker could potentially trigger this...

CVE-2026-52981

A flaw was found in the Linux kernel. The neighxmit function, when called with an uninitialized neighbor table such as NEIGHNDTABLE when IPv6 is disabled, can return an error without properly releasing the allocated skb socket buffer. This can lead to a memory leak, potentially impacting system...

CVE-2026-53218

A flaw was found in the Linux kernel's netfilter component. This vulnerability occurs in the nftexthdr module when handling user-controlled data lengths with a specific flag, NFTEXTHDRFPRESENT, enabled. An attacker could exploit this by providing a crafted input, leading to the exposure of...

CVE-2026-53243

A flaw was found in the Linux kernel. An uninitialized stack variable in the rseqexituserupdate function can lead to an information leak. This occurs due to an indeterminate sequencing of expressions during the initialization of the rseqids structure, where ids.nodeid is assigned using an...

CVE-2026-53211

A flaw was found in the Linux kernel's netfilter component, specifically in nftmetabridge. The NFTMETABRIIIFHWADDR register, intended for hardware address storage, is declared with a length of 6 bytes but is tracked as 8 bytes during initialization. When nftmetabridgegeteval writes to this...

CVE-2026-53167

A flaw was found in the Linux kernel's FUSE Filesystem in Userspace component. The FUSENOTIFYRETRIEVE operation did not properly restrict access to up-to-date folios, potentially allowing the exposure of uninitialized data from the page cache. This information disclosure vulnerability could allow...

SUSE CVE-2026-53167

In the Linux kernel, the following vulnerability has been resolved: fuse: limit FUSENOTIFYRETRIEVE to uptodate folios FUSENOTIFYRETRIEVE must be limited to uptodate folios; !uptodate folios can contain uninitialized data. Since FUSENOTIFYRETRIEVE is intended to only return data that is already in...

SUSE CVE-2026-53225

In the Linux kernel, the following vulnerability has been resolved: sctp: fix uninit-value in sctprcvasconflookup sctprcvasconflookup in net/sctp/input.c only checks that the ASCONF chunk can hold the ADDIP header and a parameter header, then calls af-fromaddrparam, which reads the full address 1...

SUSE CVE-2026-53243

In the Linux kernel, the following vulnerability has been resolved: rseq: Fix using an uninitialized stack variable in rseqexituserupdate There is an bug in which an uninitialized stack variable is used in rseqexituserupdate as reported by syzbot: BUG: KMSAN: kernel-infoleak in rseqsetidsgetcsadd...

SUSE CVE-2026-57434

Nokogiri is an open source XML and HTML library for the Ruby programming language. Prior to 1.19.4, Nokogiri contains a bug when calling certain methods on allocated-but-uninitialized native wrapper classes that inherit from Nokogiri::XML::Node. This caused a NULL pointer dereference that could...

CVE-2026-53263

A flaw was found in the Linux kernel's 6lowpan component. An off-by-one error during multicast context address compression can lead to the transmission of uninitialized kernel stack memory over the network. This vulnerability results in information disclosure, potentially allowing an attacker to...

The vulnerability of the qmimux_rx_fixup() function in Linux kernel allows a hacker to trigger a service failure.

The vulnerability of the qmimuxrxfixup function in Linux operating systems is related to the use of an uninitialized pointer. Exploiting this vulnerability could allow an attacker to trigger a service failure...

PT-2026-52950

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists where the fuse dentry revalidate function may be called with a dentry that has an uninitialized d time variable. This behavior was identified using KMSAN, occurring when...