UBUNTU-CVE-2026-72124

In the Linux kernel, the following vulnerability has been resolved: can: isotp: serialize TX state transitions under so-rxlock The TX state machine so-tx.state is driven from three contexts: sendmsg claiming and progressing a transfer, the RX path consuming Flow Control/echo frames, and two...

UBUNTU-CVE-2026-72182

In the Linux kernel, the following vulnerability has been resolved: power: supply: charger-manager: fix refcount leak in isfullcharged In isfullcharged, powersupplygetbyname is called to obtain a reference to the fuelgauge power supply. If the voltage check uV = desc-fullbattuV succeeds, the...

UBUNTU-CVE-2026-72048

In the Linux kernel, the following vulnerability has been resolved: ieee802154: ca8210: fix casctl leak on spiasync failure ca8210spitransfer allocates casctl with kzallocobjGFPATOMIC and relies entirely on the SPI completion callback ca8210spitransfercomplete to free it. The spiasync API only...

UBUNTU-CVE-2026-72206

In the Linux kernel, the following vulnerability has been resolved: ntfs: validate index block header more strictly Modify ntfsindexblockinconsisent to perform stricter validation of INDEXHEADER geometry in INDX blocks, and update ntfslookupinodebyname to use that function to validate INDX blocks...

UBUNTU-CVE-2026-72243

In the Linux kernel, the following vulnerability has been resolved: selinux: check connect-related permissions on TCP Fast Open Similar to Landlock, SELinux was not updated when TCP Fast Open support was introduced to ensure connect-related permissions are checked when using TCP Fast Open. Update...

UBUNTU-CVE-2026-72033

In the Linux kernel, the following vulnerability has been resolved: orangefs: keep the readdir entry size 64-bit in fillfrompart fillfrompart computes the size of a directory entry in sizet but stores it in a u32. An entry length near U32MAX wraps it to a small value, bypasses the bounds check, a...

UBUNTU-CVE-2026-72192

In the Linux kernel, the following vulnerability has been resolved: ntfs3: bound tomove in indxinsertintoroot before hdrinserthead indxinsertintoroot promotes a full resident $INDEXROOT into $INDEXALLOCATION and copies all non-last resident root entries into a newly allocated INDEXBUFFER via...

UBUNTU-CVE-2026-72126

In the Linux kernel, the following vulnerability has been resolved: can: isotp: use unconditional synchronizercu in isotprelease isotpnotify unregisters the RCU CAN filters via canrxunregister and clears so-bound without waiting for a grace period. isotprelease uses so-bound to decide whether it...

UBUNTU-CVE-2026-72210

In the Linux kernel, the following vulnerability has been resolved: ntfs: fix off-by-one in mapping pairs decoding bounds checks In ntfsmappingpairsdecompress, attrend points one byte past the end of the attribute record: attrend = u8 attr + le32tocpuattr-length; The two bounds checks validating...

UBUNTU-CVE-2026-72118

In the Linux kernel, the following vulnerability has been resolved: can: bcm: fix CAN frame rx/tx statistics KCSAN detected a data race within the bcmrxhandler when two CAN frames have been simultaneously received and processed in a single rx op by two different CPUs. Use atomic operations with...

UBUNTU-CVE-2026-72121

In the Linux kernel, the following vulnerability has been resolved: can: bcm: add locking when updating filter and timer values KCSAN detected a simultaneous access to timer values that can be overwritten in bcmrxsetup when updating timer and filter content while bcmrxhandler, bcmrxtimeouthandler...

UBUNTU-CVE-2026-72200

In the Linux kernel, the following vulnerability has been resolved: ntfs: detect mapping-pairs LCN accumulator overflow The NTFS mapping-pairs parser accumulates relative LCN deltas in a signed integer. A corrupted attribute can drive that addition past the representable range. One corrupt runlis...

UBUNTU-CVE-2026-72043

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix missing dirty page tracking in pte,pmdwrprotect When hardware page table walker PTW is enabled on LoongArch, the CPU may set PAGEDIRTY directly in the page table entry during a write TLB miss, without going through...

UBUNTU-CVE-2026-72183

In the Linux kernel, the following vulnerability has been resolved: landlock: Fix LANDLOCKSCOPESIGNAL bypass on the SIGIO path LANDLOCKSCOPESIGNAL must prevent a sandboxed process from signaling processes outside its Landlock domain. It can be bypassed through the asynchronous SIGIO delivery path...

UBUNTU-CVE-2026-72209

In the Linux kernel, the following vulnerability has been resolved: ntfs: validate attribute values on lookup ntfsattrfind and ntfsexternalattrfind check that generic resident attribute values fit in their attribute records and that fixed-size resident values are large enough. For variable-length...

UBUNTU-CVE-2026-72027

In the Linux kernel, the following vulnerability has been resolved: mm/compaction: handle freepagesprepare properly in compactionfree freepagesprepare can fail but compactionfree does not handle the failure case. Failed pages should not be added back to cc-freepages for future use, since they can...

UBUNTU-CVE-2026-72134

In the Linux kernel, the following vulnerability has been resolved: spi: imx: reconfigure for PIO when DMA cannot be started When spiimxcandma selects DMA, the ECSPI is configured for DMA: spiimxsetupxfer sets CTRL.SMC and clears dynamicburst, and spiimxdmatransfer programs the dynamic-burst...

UBUNTU-CVE-2026-72135

In the Linux kernel, the following vulnerability has been resolved: tpm: Make the TPM character devices non-seekable The TPM character devices expose a sequential command/response interface, but their open handlers leave FMODEPREAD and FMODEPWRITE enabled. After a command leaves a response pendin...

UBUNTU-CVE-2026-72108

In the Linux kernel, the following vulnerability has been resolved: dm thin metadata: fix metadata snapshot consistency on commit failure reservemetadatasnap and releasemetadatasnap modify the superblock's heldroot directly in the blockmanager's buffer. If the subsequent metadata commit fails, th...

UBUNTU-CVE-2026-72231

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tt: avoid request storms during pending request batadvsendttrequest allocates a ttreqnode when none exists for the destination originator node. This should prevent that a multiple TT requests are send at the same time...