UBUNTU-CVE-2026-45953

In the Linux kernel, the following vulnerability has been resolved: md/raid5: fix IO hang with degraded array with llbitmap When llbitmap bit state is still unwritten, any new write should force rcw, as bitmapops-blockssynced is checked in handlestripedirtying. However, later the same check is...

UBUNTU-CVE-2026-45900

In the Linux kernel, the following vulnerability has been resolved: crypto: caam - fix netdev memory leak in dpaa2caamprobe When commit 0e1a4d427f58 "crypto: caam: Unembed netdev structure in dpaa2" converted embedded netdevice to dynamically allocated pointers, it added cleanup in...

UBUNTU-CVE-2026-46052

In the Linux kernel, the following vulnerability has been resolved: ceph: only dadd negative dentries when they are unhashed Ceph can call dadddentry, NULL on a negative dentry that is already present in the primary dcache hash. In the current VFS that is not safe. dadd goes through dadd to...

UBUNTU-CVE-2026-45936

In the Linux kernel, the following vulnerability has been resolved: power: supply: goldfish: Fix use-after-free in powersupplychanged Using the devm variant for requesting IRQ before the devm variant for allocating/registering the powersupply handle, means that the powersupply handle will be...

UBUNTU-CVE-2026-46103

In the Linux kernel, the following vulnerability has been resolved: can: ucan: fix devres lifetime USB drivers bind to USB interfaces and any device managed resources should have their lifetime tied to the interface rather than parent USB device. This avoids issues like memory leaks when drivers...

UBUNTU-CVE-2026-45941

In the Linux kernel, the following vulnerability has been resolved: tpm: tpmi2cinfineon: Fix locality leak on getburstcount failure getburstcount can return -EBUSY on timeout. When this happens, the function returns directly without releasing the locality that was acquired at the beginning of...

UBUNTU-CVE-2026-46096

In the Linux kernel, the following vulnerability has been resolved: tpm2-sessions: Fix missing tpmbufdestroy in tpm2readpublic tpm2readpublic calls tpmbufinit but fails to call tpmbufdestroy on two exit paths, leaking a page allocation: 1. When namesize returns an error unrecognized hash algorith...

UBUNTU-CVE-2026-45924

In the Linux kernel, the following vulnerability has been resolved: ksmbd: call ksmbdvfskernpathendremoving on some error paths There are two places where ksmbdvfskernpathendremoving needs to be called in order to balance what the corresponding successful call to ksmbdvfskernpathstartremoving has...

UBUNTU-CVE-2026-45898

In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fix workqueue list corruption by removing worklist The commit e1168f0 "RDMA/iwcm: Simplify cmeventhandler" changed the work submission logic to unconditionally call queuework with the expectation that queuework would...

UBUNTU-CVE-2026-46058

In the Linux kernel, the following vulnerability has been resolved: media: amphion: Fix race between m2m jobabort and devicerun Fix kernel panic caused by race condition where v4l2m2mctxrelease frees m2mctx while v4l2m2mtryrun is about to call devicerun with the same context. Race sequence:...

UBUNTU-CVE-2026-45981

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix device lifecycle handling in cssallocsubchannel cssallocsubchannel calls deviceinitialize before setting up the DMA masks. If dmasetcoherentmask or dmasetmask fails, the error path frees the subchannel structure...

UBUNTU-CVE-2026-46088

In the Linux kernel, the following vulnerability has been resolved: ALSA: control: Validate buflen before strnlen in sndctleleminitenumnames sndctleleminitenumnames advances pointer p through the names buffer while decrementing buflen. If buflen reaches zero but items remain, the next iteration...

UBUNTU-CVE-2026-45917

In the Linux kernel, the following vulnerability has been resolved: ipvs: do not keep destdst if dev is going down There is race between the netdev notifier ipvsdstevent and the code that caches dst with dev that is going down. As the FIB can be notified for the closed device after our handler...

UBUNTU-CVE-2026-45929

In the Linux kernel, the following vulnerability has been resolved: ovpn: fix possible use-after-free in ovpnnetxmit When building the skblist in ovpnnetxmit, skbsharecheck will free the original skb if it is shared. The current implementation continues to use the stale skb pointer for subsequent...

UBUNTU-CVE-2026-46010

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix error handling in rxgkextracttoken Fix a missing bit of error handling in rxgkextracttoken: in the event that rxgkdecryptskb returns -ENOMEM, it should just return that rather than continuing on for anything else, it...

UBUNTU-CVE-2026-45983

In the Linux kernel, the following vulnerability has been resolved: nfsd: never defer requests during idmap lookup During v4 request compound arg decoding, some ops e.g. SETATTR can trigger idmap lookup upcalls. When those upcall responses get delayed beyond the allowed time limit, cachecheck wil...

UBUNTU-CVE-2026-46006

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fix u32 overflow in pushbuf reloc bounds check nouveaugempushbufrelocapply validates each relocation with if r-relocbooffset + 4 nvbo-bo.base.size but relocbooffset is u32 uapi/drm/nouveaudrm.h and the integer litera...

UBUNTU-CVE-2026-45925

In the Linux kernel, the following vulnerability has been resolved: thermal/of: Fix reference leak in thermalofcmlookup In thermalofcmlookup, trnp is obtained via ofparsephandle, but never released. Use the freedevicenode cleanup attribute to automatically release the node and fix the leak. rjw:...

UBUNTU-CVE-2026-45886

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpfxdpstorebytes proto for read-only arg While making some maps in Cilium read-only from the BPF side, we noticed that the bpfxdpstorebytes proto is incorrect. In particular, the verifier was throwing the following error...

UBUNTU-CVE-2026-45965

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix invalid deref of rawdata when exportbinary is unset If the exportbinary parameter is disabled on runtime, profiles that were loaded before that will still have their rawdata stored in apparmorfs, with a symbolic lin...