PT-2026-72646

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the AppArmor module within the unpack pdb function. This happens because the pdb-dfa variable can be NULL if the unpack dfa function fails, leading t...

PT-2026-72854

In the Linux kernel, the following vulnerability has been resolved: dma-fence: Fix potential tracepoint null pointer dereferences Trace dma fence signaled, trace dma fence wait end and trace dma fence destroy can all currently dereference a null fence-ops pointer after it has been reset on fence...

PT-2026-72862

Name of the Vulnerable Software and Affected Versions Linux kernel version 5.10.246-syzkaller Description A NULL pointer dereference occurs in the afs get tree function. This happens because afs alloc sbi utilizes kzalloc for memory allocation; when ctx-dyn root is not null, the as-cell and...

PT-2026-72612

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the shared IRQ handler during the probe process of the msc313 RTC driver. The function msc313 rtc probe calls devm request irq using IRQF SHARED and...

CVE-2026-74400: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf: fix crash in bpfset|removedentryxattr for negative dentries bpfsetdentryxattr and bpfremovedentryxattr BPF kfuncs attempt to lock the inode of the supplied dentry without checking if it is NULL. If a negative dentry is passe...

PT-2026-72836

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the BPF kfuncs bpf set dentry xattr and bpf remove dentry xattr when they attempt to lock the inode of a supplied dentry without verifying if it is...

CVE-2026-74327: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: vmalloc: fix NULL pointer dereference in isvmareahugepages findvmarea can return NULL if the given address is not a valid vmalloc area. Check the return value before dereferencing it to avoid a kernel crash...

CVE-2026-72502: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: tcp: ipv6: clamp default adverting MSS to avoid GSOBYFRAGS 0xFFFF When MTU is large, ip6defaultadvmss can return IPV6MAXPLEN 65535. This is interpreted by TCP as mssclamp, allowing the MSS to reach 65535. However, 0xFFFF is also...

CVE-2026-72316: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm era: fix NULL pointer dereference in metadataopen metadataopen returns NULL when kzallocobj fails, but the caller eractr only checks ISERRmd. Since ISERRNULL returns false, the NULL pointer is treated as a valid result and lat...

PT-2026-72286

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the dm-verity component. This occurs within the dm verity loadpin is bdev trusted function when a device does not have a table. Recommendations At th...

CVE-2026-74265: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: mana: initialize gdma queue id to INVALIDQUEUEID managdcreatemanawqcq leaves queue-id as 0 from kzallocobj until manacreatewqobj assigns the firmware-returned id. If creation fails before that, cleanup calls managddestroycq...

CVE-2026-72485: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: coresight: platform: defer connection counter increment until alloc succeeds coresightaddoutconn increments nroutconns before calling devmkreallocarray and again before devmkmalloc. If either allocation fails, the counter is...

PT-2026-73023

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the btrfs module when mounting with the rescue=ibadroots option after the block group tree root or the raid stripe tree root has been corrupted. This...

PT-2026-72529

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A publication race exists in the net/mlx5e module. The function mlx5e channel stats alloc updates the priv-channel stats array and increments the priv-stats nch variable without using...

PT-2026-72695

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A kernel NULL pointer dereference occurs in the CIFS module during the unmounting process. When CIFS files are placed into the fileinfo put wq queue during an umount operation, the...

PT-2026-72897

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the Linux kernel within the drm/vmwgfx component. The function vmw cmd dx bind query unconditionally dereferences sw context-dx ctx node-ctx. A user...

CVE-2026-74445: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: reject DXBINDQUERY without a DX context vmwcmddxbindquery unconditionally dereferences swcontext-dxctxnode-ctx. Userspace can trigger a NULL pointer dereference from any render-node fd by submitting an execbuf with...

Linux Kernel Security Vulnerabilities

The Linux kernel has a security vulnerability. This vulnerability stems from race conditions between the PCI disconnection process and the WLAN firmware crash recovery process. As a result, a null pointer derefrence occurs when releasing the DMA-supported MHI context during the MHI disconnection...

PT-2026-72641

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists during regcache initialization where an error occurring in the cache ops-populate callback is overwritten by the return value of the exit callback if an exit callback is...

CVE-2026-72453: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: regcache: Do not overwrite error code when finalizing cache after error During regcache initialization, if an error occurs in the cacheops-populate callback, and if cache operations include an exit callback, the error code from...