CVE-2026-74311: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: virtio: rtc: tear down old virtqueues before restore virtiodevicerestore resets the device and restores the negotiated features before calling -restore. viortcfreeze intentionally leaves the existing virtqueues in place so the...

PT-2026-72591

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the ALSA FCP component when processing a malformed USB device. The fcp find fc interface function selects the first vendor-specific interface and...

PT-2026-72913

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free or NULL pointer dereference occurs in the i2c imx driver. In the i2c imx unreg slave function, the slave pointer is set to NULL after interrupts are disabled. If a pendi...

PT-2026-72656

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists when a local administrator performs an NFS/RDMA mount simultaneously with the removal of an RDMA device. The function rpcrdma create id registers ep-re rn with th...

PT-2026-72550

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the xe pt zap ptes entry function. The page-table walk framework may pass a NULL child pointer for unpopulated entries. The function calls container...

PT-2026-72739

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the qca dmp hdr function when handling hci uart attached via non-serdev paths. The issue arises because the function unconditionally attempts to acce...

PT-2026-72865

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the rxrpc component where the rxrpc receiving reply function fails to properly handle the reception of a reply DATA packet before any request DATA packets have been se...

PT-2026-72924

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ublk ctrl add dev function where the kernel fails to reset specific kernel-owned fields after copying ublsrv ctrl dev info from userspace into ub-dev info...

PT-2026-72778

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the Linux kernel when creating a cgroup directory under /sys/fs/cgroup on SELinux-enabled distributions. The issue arises because the LSM kernfs init...

PT-2026-72740

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the Bluetooth component when handling non-serdev devices. The qca setup function unconditionally calls serdev device get drvdata using the hu-serdev...

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...