UBUNTU-CVE-2026-74258

In the Linux kernel, the following vulnerability has been resolved: bpf: Guard getuser acesss with accessok for uprobemulti data As reported by sashiko 1 we need to use accessok to check the user space data bounds before we use get-user to get it. 1...

UBUNTU-CVE-2026-74262

In the Linux kernel, the following vulnerability has been resolved: kcm: use WRITEONCE when changing lower socket callbacks kcmattach replaces a live lower TCP socket's skdataready and skwritespace callbacks with KCM handlers, and kcmunattach restores them later. Those callback-pointer updates ar...

UBUNTU-CVE-2026-72432

In the Linux kernel, the following vulnerability has been resolved: tpmcrb: Check ACPICOMPANION against NULL during probe Every platform driver can be forced to match a device that doesn't match its list of device IDs because of devicematchdriveroverride, so platform drivers that rely on the...

CVE-2026-72247

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: fix zone comparison in tuple dedup The "already exists" dedup logic in nfconncountadd decides whether a connection has already been counted and can be skipped instead of incrementing the connlimit count. I...

CVE-2026-72164

In the Linux kernel, the following vulnerability has been resolved: ocfs2: avoid moving extents to occupied clusters For non-auto OCFS2IOCMOVEEXT operations, userspace supplies a physical megoal. ocfs2moveextent initializes newphyscpos from that goal and expects ocfs2probeallocgroup to replace it...

CVE-2026-72140

In the Linux kernel, the following vulnerability has been resolved: i2c: mlxbf: Fix use-after-free in mlxbfi2cinitresource If devmplatformgetandioremapresource returns an error, mlxbfi2cinitresource frees tmpres before reading tmpres-io to get the error code. This results in a use-after-free. Sav...

CVE-2026-72101

In the Linux kernel, the following vulnerability has been resolved: dm-integrity: fix leaking uninitialized kernel memory If hash size is less than device's tuple size, dm-integrity is supposed to zero the remaining space. There was a bug in the code that zeroing didn't work. This commit fixes it...

CVE-2026-72098

In the Linux kernel, the following vulnerability has been resolved: dm-verity: fix buffer overflow in FEC calculation There's a buffer overflow in dm-verity-fec: if neras && neras fec-roots fio-erasuresneras++ = i; This allows neras to reach roots + 1 the post-increment pushes it past roots. This...

UBUNTU-CVE-2026-72023

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: fix SQB pointer leak on init failure otx2inithwresources initializes SQ aura and pool resources before several later setup steps. On failure, errfreesqptrs only frees SQB pages, leaving the per-SQ sqbptrs arrays...

UBUNTU-CVE-2026-72211

In the Linux kernel, the following vulnerability has been resolved: ntfs: grow index root value before reparent header update ntfsirreparent moves the resident index root entries into an index block and leaves a small root stub containing the child VCN. That root stub can be larger than the...

UBUNTU-CVE-2026-72199

In the Linux kernel, the following vulnerability has been resolved: ntfs: validate resident index root values on lookup Resident $INDEXROOT values carry index header fields that callers consume after lookup. Some callers already validate parts of the layout before walking entries, but those check...

UBUNTU-CVE-2026-72171

In the Linux kernel, the following vulnerability has been resolved: mtd: slram: remove failed entries from the device list registerdevice links a new slrammtdlist entry before allocating all of the state needed by the entry. If a later allocation, memremap, or mtddeviceregister fails, the partial...

UBUNTU-CVE-2026-72094

In the Linux kernel, the following vulnerability has been resolved: dma-buf: dma-fence: Fix potential NULL pointer dereference The commit mentioned in the fixes tag below introduced a mechanism through which fence producers can fully decouple from fence consumers. This, desirable, mechanism is...

UBUNTU-CVE-2026-72230

In the Linux kernel, the following vulnerability has been resolved: batman-adv: frag: free unfragmentable packet The caller of batadvfragsendpacket assume that the skb provided to the function are always consumed. But the pre-check for an empty payload or the zero fragment size returned an error...

UBUNTU-CVE-2026-72030

In the Linux kernel, the following vulnerability has been resolved: ata: libata-core: Reject an invalid concurrent positioning ranges count atadevconfigcpr takes the number of range descriptors from buf0 of the concurrent positioning ranges log up to 255, which the device reports independently of...

UBUNTU-CVE-2026-72198

In the Linux kernel, the following vulnerability has been resolved: ntfs: reject non-resident records for resident-only attributes The shared lookup-time attribute validator rejects non-resident $FILENAME and $VOLUMENAME records because their formats require resident values and callers handle...

CVE-2026-68457

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use opener credentials for FSCTL mutations SETSPARSE, SETZERODATA and SETCOMPRESSION operate on an open SMB handle but call VFS xattr, fallocate or fileattr helpers with the current ksmbd worker credentials. Those helpers...

CVE-2026-74431

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix potential infinite loop in rxrpcrecvmsg Fix the wait in rxrpcrecvmsg also take check the oob queue...

CVE-2026-74427

In the Linux kernel, the following vulnerability has been resolved: afs: Fix netns teardown to cancel the preallocation charger Fix the teardown of an afs network namespace to make sure it cancels the work item that keeps the preallocated rxrpc call/conn/peer queue charged before incoming calls a...

CVE-2026-74417

CVE-2026-74417 affects the Linux kernel DRM/Radeon path, specifically the radeon_align_pitch() routine. The issue is an integer overflow in the alignment round-up and the final pitch calculation that can yield an invalid pitch or a zero-sized dumb buffer in radeon_mode_dumb_create(). The fix intr...