DEBIAN-CVE-2026-53303

In the Linux kernel, the following vulnerability has been resolved: f2fs: protect extensionlist reading with sblock in f2fssbishow In f2fssbishow, the extensionlist, extensioncount and hotextcount are read without holding sbi-sblock. If a concurrent sysfs store modifies the extension list via...

DEBIAN-CVE-2026-53284

In the Linux kernel, the following vulnerability has been resolved: btrfs: only release the dirty pages io tree after successful writes WARNING With extra warning on dirty extent buffers at umount aka, the next patch in the series, test case generic/388 can trigger the following warning about dir...

EUVD-2026-39855

In the Linux kernel, the following vulnerability has been resolved: nilfs2: reject zero bdoblocknr in nilfsioctlmarkblocksdirty nilfsioctlmarkblocksdirty uses bdoblocknr to detect dead blocks by comparing it with the current block number bdblocknr. If they differ, the block is considered dead and...

CVE-2026-53309

In the Linux kernel, the following vulnerability has been resolved: ocfs2/dlm: fix off-by-one in dlmmatchregions region comparison The local-vs-remote region comparison loop uses '=' instead of '', causing it to read one entry past the valid range of qrregions. The other loops in the same functio...

CVE-2026-53303 f2fs: protect extension_list reading with sb_lock in f2fs_sbi_show()

In the Linux kernel, the following vulnerability has been resolved: f2fs: protect extensionlist reading with sblock in f2fssbishow In f2fssbishow, the extensionlist, extensioncount and hotextcount are read without holding sbi-sblock. If a concurrent sysfs store modifies the extension list via...

CVE-2026-53303 f2fs: protect extension_list reading with sb_lock in f2fs_sbi_show()

In the Linux kernel, the following vulnerability has been resolved: f2fs: protect extensionlist reading with sblock in f2fssbishow In f2fssbishow, the extensionlist, extensioncount and hotextcount are read without holding sbi-sblock. If a concurrent sysfs store modifies the extension list via...

CVE-2026-52962

A flaw was found in the Linux kernel, specifically within the Ceph file system's extended attribute handling. A buffer leak occurs in the cephsetxattr function because a previously allocated buffer oldblob is not properly released. This can lead to resource exhaustion over time, potentially causi...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 kernel was updated to fix various security issues The following security issues were fixed: CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs bsc1266290. CVE-2025-68324: scsi: imm: Fix use-after-free bug caused by unfinished delayed work...

SUSE-SU-2026:22391-1 Security update for the Linux Kernel (Live Patch 10 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.31.1 fixes various security issues The following security issues were fixed: - CVE-2026-31402: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache bsc1261640. - CVE-2026-31504: net: fix fanout UAF in packetrelease via NETDEVUP race...

CVE-2026-48935

A flaw in Node.js Permission API can cause a file metadata to be modified even on a path that was set as read-only with e.g. --allow-fs-read. This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26...

CVE-2026-53244

A flaw was found in the Linux kernel's Network File System Daemon NFSD component. When NFSD exports a filesystem utilizing atomiccreate, an error during atomiccreate processing can result in nfsd4createfile failing to unlock the parent directory. This resource management issue may lead to resourc...

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...

PT-2026-52948

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An off-by-one error exists in the dlm match regions function within the ocfs2/dlm component. The local-vs-remote region comparison loop incorrectly uses the = operator instead of , which...

PT-2026-52963

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the mana network driver regarding the naming of debugfs directories. The driver previously used a hardcoded "0" for Physical Functions PFs and the pci slot name functi...

PT-2026-52942

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the f2fs module, the f2fs sbi show function reads extension list, extension count, and hot ext count without holding the sb lock. If a concurrent sysfs store operation modifies the...

PT-2026-52694

Name of the Vulnerable Software and Affected Versions libnfs versions prior to 6.0.2 Description An integer underflow occurs in the READ IOVEC section of the rpc read from socket function within lib/socket.c. This issue is triggered during a connection to a crafted NFS server when the expected PD...

CVE-2026-53039

A flaw was found in the OCFS2 Oracle Cluster File System 2 component of the Linux kernel. A local user could exploit an input validation vulnerability in the OCFS2IOCGROUPADD ioctl. This flaw allows an attacker to trigger a kernel panic, resulting in a denial of service DoS for the affected syste...

CVE-2026-53026

A flaw was found in the Linux kernel's Network File System Daemon NFSD. An issue with file access counting in the nfsd4addrdaccesstowrdeleg function can lead to an extra access count for nfs4file objects. This prevents the proper freeing of associated resources when the NFS server service is...

K000161897: Linux kernel vulnerability CVE-2026-23303

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: smb: client: Don't log plaintext credentials in cifssetcifscreds When debug logging is enabled, cifssetcifscreds logs the key payload and exposes the plaintext username and password. Remove the debug...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs bsc1266290. CVE-2025-68324: scsi: imm: Fix use-after-free bug caused by unfinished delayed work...