CVE-2026-45891

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix double free issue for tx spare buffer In hns3setringparam, a temporary copy tmprings of the ring structure is created for rollback. However, the txspare pointer in the original ring handle is incorrectly left...

UBUNTU-CVE-2026-45934

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix EEXIST abort due to non-consecutive gaps in chunk allocation I have been observing a number of systems aborting at insertdevextents in btrfscreatependingblockgroups. The following is a sample stack trace of such an abo...

CVE-2026-45872

In the Linux kernel, the following vulnerability has been resolved: scsi: smartpqi: Fix memory leak in pqireportphysluns pqireportphysluns fails to release the rpllist buffer when encountering an unsupported data format or when the allocation for rpl16bytewwidlist fails. These early returns bypas...

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-2026-45928

In the Linux kernel, the following vulnerability has been resolved: media: chips-media: wave5: Fix memory leak on codecinfo allocation failure In wave5vpuopenenc and wave5vpuopendec, a vpu instance is allocated via kzalloc. If the subsequent allocation for inst-codecinfo fails, the functions retu...

UBUNTU-CVE-2026-45868

In the Linux kernel, the following vulnerability has been resolved: pinctrl: single: fix refcount leak in pcsaddgpiofunc ofparsephandlewithargs returns a devicenode pointer with refcount incremented in gpiospec.np. The loop iterates through all phandles but never releases the reference, causing a...

UBUNTU-CVE-2026-45906

In the Linux kernel, the following vulnerability has been resolved: power: supply: pf1550: 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-2026-45991

In the Linux kernel, the following vulnerability has been resolved: udf: fix partition descriptor append bookkeeping Mounting a crafted UDF image with repeated partition descriptors can trigger a heap out-of-bounds write in partdescsloc. handlepartitiondescriptor deduplicates entries by partition...

UBUNTU-CVE-2026-45891

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix double free issue for tx spare buffer In hns3setringparam, a temporary copy tmprings of the ring structure is created for rollback. However, the txspare pointer in the original ring handle is incorrectly left...

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-2026-46019

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-2026-45981

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...

CVE-2026-45863

In the Linux kernel, the following vulnerability has been resolved: i3c: dw: Fix memory leak in dwi3cmasteri2cxfers The dwi3cmasteri2cxfers function allocates memory for the xfer structure using dwi3cmasterallocxfer. If pmruntimeresumeandget fails, the function returns without freeing the allocat...

UBUNTU-CVE-2026-45853

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Use kvfree instead of kfree in amdgpugmcgetnpsmemranges amdgpudiscoverygetnpsinfo internally allocates memory for ranges using kvcalloc, which may use vmalloc for large allocation. Using kfree to release vmalloc memor...

EUVD-2026-32483

In the Linux kernel, the following vulnerability has been resolved: fs: afs: revert mmapprepare change Partially reverts commit 9d5403b1036c "fs: convert most other genericfilemmap users to .mmapprepare". This is because the .mmap invocation establishes a refcount, but .mmapprepare is called at a...

CVE-2026-46091

In the Linux kernel, the following vulnerability has been resolved: media: rc: igorplugusb: heed coherency rules In a control request, the USB request structure can be subject to DMA on some HCs. Hence it must obey the rules for DMA coherency. Allocate it separately...

CVE-2026-46066 ceph: fix num_ops off-by-one when crypto allocation fails

In the Linux kernel, the following vulnerability has been resolved: ceph: fix numops off-by-one when crypto allocation fails movedirtyfolioinpagearray may fail if the file is encrypted, the dirty folio is not the first in the batch, and it fails to allocate a bounce buffer to hold the ciphertext...

CVE-2026-46066

CVE-2026-46066 pertains to a Linux kernel issue that surfaces as a panic in multi-folio encrypted writes when a bounce buffer allocation fails during fscrypt-enabled CephFS writes. The root cause, described in the CVE entry, is that move_dirty_folio_in_page_array() may fail after the batch has st...

EUVD-2026-32448

In the Linux kernel, the following vulnerability has been resolved: ceph: fix numops off-by-one when crypto allocation fails movedirtyfolioinpagearray may fail if the file is encrypted, the dirty folio is not the first in the batch, and it fails to allocate a bounce buffer to hold the ciphertext...

CVE-2026-46066 ceph: fix num_ops off-by-one when crypto allocation fails

In the Linux kernel, the following vulnerability has been resolved: ceph: fix numops off-by-one when crypto allocation fails movedirtyfolioinpagearray may fail if the file is encrypted, the dirty folio is not the first in the batch, and it fails to allocate a bounce buffer to hold the ciphertext...