UBUNTU-CVE-2026-80602

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd/lbr: Fix kernel address leakage A user-only branch stack can contain branches that originate from the kernel. As a result, kernel addresses are exposed to user space even when PERFSAMPLEBRANCHUSER is requested. On AM...

CVE-2026-80646

In the Linux kernel, the following vulnerability has been resolved: ipv6: guard against possible NULL deref in in6devstatsget devgetbyindexrcu could return NULL if the original physical device is unregistered. Found by Sashiko...

CVE-2026-80630

In the Linux kernel, the following vulnerability has been resolved: net/sched: schfqcodel: Do not call qdisctreereducebacklog during peek before restoring qlen Whenever fqcodel drops packets during peek, it calls qdisctreereducebacklog. An issue arises because it calls qdisctreereducebacklog befo...

CVE-2026-80714

In the Linux kernel, the following vulnerability has been resolved: ipvs: do not propagate one-packet flag to synced conns Synced connections can be created before their destination exists. When the destination is later added, ipvsbinddest copies connection flags from the destination into cp-flag...

CVE-2026-80723

In the Linux kernel, the following vulnerability has been resolved: of: reservedmem: prevent OOB when too many dynamic regions are defined On boot, fdtscanreservedmem saves each dynamically-placed /reserved-memory subnode into a local array of size MAXRESERVEDREGIONS. If the device tree defines...

CVE-2026-80677

In the Linux kernel, the following vulnerability has been resolved: driver core: use READONCE for dev-driver in devhassyncstate devhassyncstate reads dev-driver twice without holding devicelock -- once for the NULL check and once to dereference -syncstate. Some callers only hold...

CVE-2026-80681

In the Linux kernel, the following vulnerability has been resolved: vxlan: re-fetch eth header after routeshortcircuit Before routeshortcircuit, the eth header pointer is cached from ethhdrskb. Inside routeshortcircuit, pskbmaypull can be called, which may reallocate skb-head. In this case,...

CVE-2026-80622

In the Linux kernel, the following vulnerability has been resolved: char: tlclk: fix use-after-free in tlclkcleanup This patch improves the module cleanup process in the tlclk driver to prevent potential use-after-free and race conditions. Currently, the fileoperations structure does not specify...

CVE-2026-80659

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: defer reset until cmdmutex is unlocked vub300cmndworkthread holds cmdmutex while it sends a command and waits for the command response. If the response wait times out, vub300commandresponse kills the command URBs and...

CVE-2026-80650

In the Linux kernel, the following vulnerability has been resolved: media: atomisp: gc2235: fix UAF and memory leak gc2235probe handles its error paths incorrectly. If mediaentitypadsinit fails, gc2235remove is called, which tears down the subdev and frees dev, but then still falls through to...

CVE-2026-80712

In the Linux kernel, the following vulnerability has been resolved: spi: spi-qpic-snand: write the feature value before executing SETFEATURE qcomspisendcmdaddr programs NANDFLASHCMD/NANDEXECCMD and submits the descriptors, which makes the controller execute the command immediately. For...

CVE-2026-80648

In the Linux kernel, the following vulnerability has been resolved: pinctrl: spacemit: fix NULL check in spacemitpinsetconfig spacemitpinsetconfig looks up the per-pin descriptor with spacemitgetpin then checks the wrong variable for failure: const struct spacemitpin spin = spacemitgetpinpctrl,...

CVE-2026-80689

In the Linux kernel, the following vulnerability has been resolved: tracing/mmiotrace: Add NULL check for mmiotracearray in logging functions mmiotracerw and mmiotracemapping retrieve mmiotracearray into tr and pass it to tracemmiotracerw and tracemmiotracemap. If these functions are invoked whil...

CVE-2026-80674

In the Linux kernel, the following vulnerability has been resolved: ntfs: validate resident attribute lists and harden the validator A base inode's $ATTRIBUTELIST is sanity-checked by loadattributelist only on the non-resident path; ntfsreadlockedinode copies a resident attribute list into...

CVE-2026-80644

In the Linux kernel, the following vulnerability has been resolved: ocfs2: don't BUGON an invalid journal dinode BUG A fuzzed OCFS2 image can corrupt the current slot journal dinode while mount is still in progress. The mount path first reports the invalid journal block and then crashes in...

CVE-2026-80629

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: npc: Fix size of entry2cntrmap KASAN prints below splat. This is caused by allocating counter for reserved mcam entry for cpt 2nd pass entry. But mcam-entry2cntrmap is not allocated for reserved entries. BUG: KASAN:...

CVE-2026-80657

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Guard management mailbox channel cleanup against NULL pointer The management mailbox channel cleanup helpers can be called from error handling paths when mgmtchann has already been destroyed. Add NULL checks to...

CVE-2026-80654

In the Linux kernel, the following vulnerability has been resolved: soc: xilinx: Shutdown and free rx mailbox channel A mbox rx channel is requested using mboxrequestchannelbyname in probe. In remove callback, the rx mailbox channel is cleaned up when the rxchan is NULL due to incorrect condition...

CVE-2026-80690

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Initialize hba-rpmbs list in ufshcd Initialize the hba-rpmbs list in ufshcdallochost to prevent NULL pointer dereference in the device teardown path if ufsrpmbprobe fails...

CVE-2026-80678

In the Linux kernel, the following vulnerability has been resolved: i2c: imx: Fix slave registration race and error handling In i2cimxregslave, the slave pointer was assigned before pmruntimeresumeandget. If pmruntimeresumeandget failed, the error path returned without clearing i2cimx-slave,...