UBUNTU-CVE-2026-45908

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix memory leak in amdxdnaubufmap The amdxdnaubufmap function allocates memory for sg and internal sg table structures, but it fails to free them if subsequent operations sgalloctablefrompages or dmamapsgtable fail...

UBUNTU-CVE-2026-45995

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix userstruct uaf iofreerbufring usees a struct userstruct, which iozcrxifqfree puts it down before destroying the ring...

UBUNTU-CVE-2026-46089

In the Linux kernel, the following vulnerability has been resolved: zram: do not forget to endio for partial discard requests As reported by Qu Wenruo and Avinesh Kumar, the following getconf PAGESIZE 65536 blkdiscard -p 4k /dev/zram0 takes literally forever to complete. zram doesn't support...

UBUNTU-CVE-2026-46016

In the Linux kernel, the following vulnerability has been resolved: remoteproc: xlnx: Only access buffer information if IPI is buffered In the receive callback check if message is NULL to prevent possibility of crash by NULL pointer dereferencing...

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-2026-45914

In the Linux kernel, the following vulnerability has been resolved: Revert "hwmon: ibmpex fix use-after-free in high/low store" This reverts commit 6946c726c3f4c36f0f049e6f97e88c510b15f65d. Jean Delvare points out that the patch does not completely fix the reported problem, that it in fact...

UBUNTU-CVE-2026-46012

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix memory leaks in rxkadverifyresponse Fix rxkadverifyresponse to free the ticket and the server key under all circumstances by initialising the ticket pointer to NULL and then making all paths through the function after...

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-2026-46094

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bounds check in checkxattrs to prevent out-of-bounds access The bounds check for the next xattr entry in checkxattrs uses void next = end, which allows next to point within sizeofu32 bytes of end. On the next loop...

UBUNTU-CVE-2026-46073

In the Linux kernel, the following vulnerability has been resolved: hwmon: powerz Fix missing usbkillurb on signal interrupt waitforcompletioninterruptibletimeout returns -ERESTARTSYS when interrupted. This needs to abort the URB and return an error. No data has been received from the device so a...

UBUNTU-CVE-2026-45879

In the Linux kernel, the following vulnerability has been resolved: power: supply: bq25980: 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-2026-45935

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix slab-out-of-bounds read in DeleteIndexEntryRoot In the 'DeleteIndexEntryRoot' case of the 'doaction' function, the entry size 'esize' is retrieved from the log record without adequate bounds checking. Specifically,...

UBUNTU-CVE-2026-46004

In the Linux kernel, the following vulnerability has been resolved: ALSA: caiaq: Handle probe errors properly The probe procedure of setupcard in caiaq driver doesn't treat the error cases gracefully, e.g. the error from sndcardregister calls sndcardfree but continues. This would lead to a UAF fo...

UBUNTU-CVE-2026-46019

In the Linux kernel, the following vulnerability has been resolved: crypto: atmel-aes - Fix 3-page memory leak in atmelaesbuffcleanup atmelaesbuffinit allocates 4 pages using getfreepages with ATMELAESBUFFERORDER, but atmelaesbuffcleanup frees only the first page using freepage, leaking the...

UBUNTU-CVE-2026-46031

In the Linux kernel, the following vulnerability has been resolved: net: ks8851: Reinstate disabling of BHs around IRQ handler If the driver executes ks8851irq AND a TX packet has been sent, then the driver enables TX queue via netifwakequeue which schedules TX softirq to queue packets for this...

UBUNTU-CVE-2026-45869

In the Linux kernel, the following vulnerability has been resolved: power: supply: wm97xx: Fix NULL pointer dereference in powersupplychanged In probe, requestirq is called before allocating/registering a powersupply handle. If an interrupt is fired between the call to requestirq and...

UBUNTU-CVE-2026-45997

In the Linux kernel, the following vulnerability has been resolved: scsi: sd: fix missing putdisk when deviceadd&diskdev fails If deviceadd&sdkp-diskdev fails, putdevice runs scsidiskrelease, which frees the scsidisk but leaves the gendisk referenced. The deviceadddisk error path in sdprobe calls...

UBUNTU-CVE-2026-46005

In the Linux kernel, the following vulnerability has been resolved: xfs: fix a resource leak in xfsallocbuftarg In the error path, call fsputdax to drop the DAX device reference...

UBUNTU-CVE-2026-45896

In the Linux kernel, the following vulnerability has been resolved: mtd: intel-dg: Fix accessing regions before setting nregions The regions array is counted by nregions, but it's set only after accessing it: UBSAN: array-index-out-of-bounds in drivers/mtd/devices/mtdinteldg.c:750:15 index 0 is o...

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...