CVE-2022-50048

The CVE-2022-50048 vulnerability concerns the Linux kernel netfilter nf_tables component. The issue is a module reference underflow in the error path when nft_expr_clone() fails: dst->ops is set, but the module refcount hasn’t been bumped yet, so nft_expr_destroy() can underflow. Affected area...

CVE-2022-50048

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: possible module reference underflow in error path dst-ops is set on when nftexprclone fails, but module refcount has not been bumped yet, therefore nftexprdestroy leads to module reference underflow...

CVE-2022-50042

In the Linux kernel, the following vulnerability has been resolved: net: genl: fix error path memory leak in policy dumping If construction of the array of policies fails when recording non-first policy we need to unwind. netlinkpolicydumpaddpolicy itself also needs fixing as it currently gives u...

PT-2025-26045 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A possible refcount leak in the rpmsg register device override function has been resolved. The issue occurred when driver set override fails, and put device was not called to free vch...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: media: intel/ipu6: The CPU latency QoS request is removed in case of errors. The issue with corruption in the CPU latency QoS list is also fixed. This occurs when we do not remove the CPU latency request in case of errors, and...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: net: txgbe: fixed a memory leak in the error handling path of txgbeprobe When txgbeswinit is called, memory is allocated for wx-rsskey in wxinitrsskey. However, in the txgbeprobe function, the subsequent error handling paths d...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: net: ngbe: fixed a memory leak in the ngbeprobe error path. When ngbeswinit is called, memory is allocated for wx-rsskey in wxinitrsskey. However, in the ngbeprobe function, the subsequent error paths after ngbeswinit do not...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: eth:bnxt: fixed the issue of missing ring index trimming on the error path. The commit under “Fixes” changed txprod to be a free-running entity, but this was overlooked; the issue was only masked on the Tx error path. This causes...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: virtio-net: A memory leak occurs in the virtnetxskpoolenable function when freeing the xskbuffs. The selftests added to our CI by Bui Quang Minh recently revealed that there is a memory leak in the error path of...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Fixed double-free in the error path If the uvcstatusinit function fails to allocate the inturb variable, it will free the dev-status pointer without resetting it to NULL. This causes the kfree call in...

UBUNTU-CVE-2025-37995

In the Linux kernel, the following vulnerability has been resolved: module: ensure that kobjectput is safe for module type kobjects In 'lookuporcreatemodulekobject', an internal kobject is created using 'modulektype'. So call to 'kobjectput' on error handling path causes an attempt to use an...

SUSE CVE-2025-37955

In the Linux kernel, the following vulnerability has been resolved: virtio-net: free xskbuffs on error in virtnetxskpoolenable The selftests added to our CI by Bui Quang Minh recently reveals that there is a mem leak on the error path of virtnetxskpoolenable: unreferenced object 0xffff88800a68a00...

CVE-2025-37980 block: fix resource leak in blk_register_queue() error path

In the Linux kernel, the following vulnerability has been resolved: block: fix resource leak in blkregisterqueue error path When registering a queue fails after blkmqsysfsregister is successful but the function later encounters an error, we need to clean up the blkmqsysfs resources. Add the missi...

CVE-2025-37955

In the Linux kernel, the following vulnerability has been resolved: virtio-net: free xskbuffs on error in virtnetxskpoolenable The selftests added to our CI by Bui Quang Minh recently reveals that there is a mem leak on the error path of virtnetxskpoolenable: unreferenced object 0xffff88800a68a00...

CVE-2025-37955

CVE-2025-37955 concerns a memory leak in the Linux kernel virtio-net driver. The issue occurs on the error path of virtnet_xsk_pool_enable(), where xsk_buffs are not freed, leading to an unreferenced 2048-byte object in the xdp helper path. The backtrace points to virtnet_xsk_pool_enable and rela...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the BNXTSTATENAPIDISABLED bit not being set correctly in the bnxtinitchip error handling path, which could...

kernel: vdpa/mlx5: Fix invalid mr resource destroy

In the Linux kernel, the following vulnerability has been resolved: vdpa/mlx5: Fix invalid mr resource destroy Certain error paths from mlx5vdpadevadd can end up releasing mr resources which never got initialized in the first place. This patch adds the missing check in mlx5vdpadestroymrresources ...

kernel: mm: resolve faulty mmap_region() error path behaviour

In the Linux kernel, the following vulnerability has been resolved: mm: resolve faulty mmapregion error path behaviour The mmapregion function is somewhat terrifying, with spaghetti-like control flow and numerous means by which issues can arise and incomplete state, memory leaks and other...

kernel: brd: defer automatic disk creation until module initialization succeeds

In the Linux kernel, the following vulnerability has been resolved: brd: defer automatic disk creation until module initialization succeeds My colleague Wupeng found the following problems during fault injection: BUG: unable to handle page fault for address: fffffbfff809d073 PGD 6e648067 P4D...

SUSE CVE-2025-37869

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Use local fence in error path of xemigrateclear The intent of the error path in xemigrateclear is to wait on locally generated fence and then return. The code is waiting on m-fence which could be the local fence but this ...