UBUNTU-CVE-2026-43397

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: samsung-dsim: Fix memory leak in error path In samsungdsimhostattach, drmbridgeadd is called to add the bridge. However, if samsungdsimregisterteirq or pdata-hostops-attach fails afterwards, the function returns witho...

UBUNTU-CVE-2026-43395

In the Linux kernel, the following vulnerability has been resolved: drm/xe/sync: Cleanup partially initialized sync on parse failure xesyncentryparse can allocate references syncobj, fence, chain fence, or user fence before hitting a later failure path. Several of those paths returned directly,...

UBUNTU-CVE-2026-43358

In the Linux kernel, the following vulnerability has been resolved: btrfs: add missing RCU unlock in error path in tryreleasesubpageextentbuffer Call rcureadlock before exiting the loop in tryreleasesubpageextentbuffer because there is a rcureadunlock call past the loop. This has been detected by...

CVE-2026-43411

In the Linux kernel, the following vulnerability has been resolved: tipc: fix divide-by-zero in tipcskfilterconnect A user can set conntimeout to any value via setsockoptTIPCCONNTIMEOUT, including values less than 4. When a SYN is rejected with TIPCERROVERLOAD and the retry path in...

UBUNTU-CVE-2026-43445

In the Linux kernel, the following vulnerability has been resolved: e1000/e1000e: Fix leak in DMA error cleanup If an error is encountered while mapping TX buffers, the driver should unmap any buffers already mapped for that skb. Because count is incremented after a successful mapping, it will...

UBUNTU-CVE-2026-43461

In the Linux kernel, the following vulnerability has been resolved: spi: amlogic: spifc-a4: Fix DMA mapping error handling Fix three bugs in amlsfcdmabuffersetup error paths: 1. Unnecessary goto: When the first DMA mapping sfc-daddr fails, nothing needs cleanup. Use direct return instead of goto...

UBUNTU-CVE-2026-43443

In the Linux kernel, the following vulnerability has been resolved: ASoC: amd: acp-mach-common: Add missing error check for clock acquisition The acpcardrt5682init and acpcardrt5682sinit functions did not check the return values of clkget. This could lead to a kernel crash when the invalid pointe...

CVE-2026-43443

In the Linux kernel, the following vulnerability has been resolved: ASoC: amd: acp-mach-common: Add missing error check for clock acquisition The acpcardrt5682init and acpcardrt5682sinit functions did not check the return values of clkget. This could lead to a kernel crash when the invalid pointe...

CVE-2026-43440

In the Linux kernel, the following vulnerability has been resolved: net/mana: Null servicewq on setup error to prevent double destroy In managdsetup error path, set gc-servicewq to NULL after destroyworkqueue to match the cleanup in managdcleanup. This prevents a use-after-free if the workqueue...

CVE-2026-41585

ZEBRA’s JSON-RPC HTTP middleware is vulnerable to Denial of Service via interrupted requests. Affected: zebrad 2.2.0–<4.3.1 and zebra-rpc 1.0.0-beta.45–

CVE-2026-43470 nfs: return EISDIR on nfs3_proc_create if d_alias is a dir

In the Linux kernel, the following vulnerability has been resolved: nfs: return EISDIR on nfs3proccreate if dalias is a dir If we found an alias through nfs3docreate/nfsaddorobtain /dsplicealias which happens to be a dir dentry, we don't return any error, and simply forget about this alias, but t...

CVE-2026-43466

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

CVE-2026-43466 net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

CVE-2026-43466

Summary (CVE-2026-43466) : The Linux kernel mlx5e driver had a desync bug in the software DMA FIFO during TX error recovery. Specifically, during recovery, dma_fifo_cc was reset to 0 while dma_fifo_pc was not, causing producer/consumer to operate on misaligned indices. After recovery, new entries...

CVE-2026-43466

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

CVE-2026-43463

In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix missing error pointer check after rxrpckernellookuppeer rxrpckernellookuppeer can also return error pointers in addition to NULL, so just checking for NULL is not sufficient. Fix this by: 1 Changing...

CVE-2026-43463 rxrpc, afs: Fix missing error pointer check after rxrpc_kernel_lookup_peer()

In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix missing error pointer check after rxrpckernellookuppeer rxrpckernellookuppeer can also return error pointers in addition to NULL, so just checking for NULL is not sufficient. Fix this by: 1 Changing...

CVE-2026-43463

Summary: Multiple sources confirm a Linux kernel vulnerability in rxrpc and afs where rxrpc_kernel_lookup_peer() could return error pointers in addition to NULL, risking instability. The fix changes rxrpc_kernel_lookup_peer() to return -ENOMEM on allocation failure (instead of NULL) and updates c...

CVE-2026-43463

In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix missing error pointer check after rxrpckernellookuppeer rxrpckernellookuppeer can also return error pointers in addition to NULL, so just checking for NULL is not sufficient. Fix this by: 1 Changing...

CVE-2026-43462

CVE-2026-43462 affects the Linux kernel spacemit network driver. An error in the function emac_tx_mem_map() could leak DMA mappings on a mapping failure. This resource mismanagement may lead to a denial of service, impacting system availability. The published fix frees the leaked DMA mappings usi...