UBUNTU-CVE-2026-74385

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: check return value of nvmettcpsetqueuesock The return value of nvmettcpsetqueuesock is currently ignored in nvmettcptlshandshakedone. If it fails e.g., due to the socket not being in TCPESTABLISHED state, the socket...

UBUNTU-CVE-2026-72383

In the Linux kernel, the following vulnerability has been resolved: sctp: fix addrwqtimer race in sctpfreeaddrwq sctpfreeaddrwq previously removed addrwqtimer using timerdelete while holding addrwqlock. However, timerdelete does not guarantee that a currently running timer handler has completed...

UBUNTU-CVE-2026-74358

In the Linux kernel, the following vulnerability has been resolved: ext4: fix fast commit wait/wake bit mapping on 64-bit On 64-bit, ext4 dynamic inode states live in the upper half of iflags, and ext4testinodestate applies the corresponding +32 offset. The fast-commit wait and wake paths...

UBUNTU-CVE-2026-72467

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Check frwrwpcreate during connect frwrwpcreate creates the singleton Memory Region used to encode padding for Write chunks whose payload length is not XDR-aligned. Its failure paths return a negative errno and leave...

UBUNTU-CVE-2026-72451

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix xfrm state cache insertion race The xfrm input state cache insertion code checks the validity of the state before acquiring the global xfrmstatelock. Thus it's possible for someone else to kill the state after it passed...

UBUNTU-CVE-2026-72310

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix overflow in passthrough ioctl bounds check smb2ioctlqueryinfo validates the PASSTHRUFSCTL response payload before copying it to userspace. The payload offset and length both come from 32-bit fields. The bounds...

UBUNTU-CVE-2026-74280

In the Linux kernel, the following vulnerability has been resolved: crypto: marvell/octeontx - fix DMA cleanup using wrong loop index The sgcleanup path used listi instead of listj when unmapping DMA buffers, leaking successfully mapped entries and repeatedly unmapping the failed one...

UBUNTU-CVE-2026-72438

In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix writespending and barrier reference leaks on discard failures raid10makerequest acquires a writespending reference with mdwritestart before calling raid10handlediscard. Several failure paths in raid10handlediscard...

UBUNTU-CVE-2026-74410

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: fix OOB read from firmware RX descriptor exceeding DMA buffer In rtwpcirxnapi, newlen is computed as the sum of pktlen 14-bit descriptor field, max 16383 and pktoffset drvinfosz + shift, both firmware-controlled. The...

UBUNTU-CVE-2026-72313

In the Linux kernel, the following vulnerability has been resolved: drm/fb-helper: Only consider active CRTCs for vblank sync Only synchronize fbdev output to the vblank of an active CRTC. Go over the list of CRTCs and pick the first that matches. Fixes warnings as the one shown below 77.201354...

UBUNTU-CVE-2026-72389

In the Linux kernel, the following vulnerability has been resolved: bridge: stp: Fix a potential use-after-free when deleting a bridge The three STP timers are not supposed to be armed while the bridge is administratively down. They are synchronously deactivated when the bridge is put...

UBUNTU-CVE-2026-72290

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Fix GISC refcount leak on AIF enable failure kvms390giscregister registers the guest ISC before pinning the guest interrupt forwarding pages and allocating the AISB bit. If any of the later setup steps fails, the...

UBUNTU-CVE-2026-74426

In the Linux kernel, the following vulnerability has been resolved: afs: fix NULL pointer dereference in afsgettree afsallocsbi uses kzalloc for memory allocation. And, if ctx-dynroot is not null, as-cell and as-volume are null. In traceafsgettree they are dereferenced. KASAN error message: KASAN...

UBUNTU-CVE-2026-74393

In the Linux kernel, the following vulnerability has been resolved: drm/syncobj: Fix memory leak in drmsyncobjfindfence Commit 18226ba52159 "drm/syncobj: reject invalid flags in drmsyncobjfindfence" forgot to take into account the fact that drmsyncobjfind takes a reference to syncobj and returns...

UBUNTU-CVE-2026-72481

In the Linux kernel, the following vulnerability has been resolved: iio: magnetometer: ak8975: fix potential kernel stack memory leak Currently in the AK8975 driver there are four instances where potential uninitialized kernel stack memory leaks can occur. If i2csmbusreadi2cblockdataoremulated...

UBUNTU-CVE-2026-72428

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix stack slot index in nospec checks checkstackwritefixedoff computes the byte slot for a fixed-offset stack write as -off - 1, and records each written byte in slottype with slot - i % BPFREGSIZE. The Spectre v4 sanitizati...

UBUNTU-CVE-2026-72357

In the Linux kernel, the following vulnerability has been resolved: uprobes/x86: Use proper mmstruct in inuprobetrampoline In the unregister path we use inuprobetrampoline check with current-mm for the VMA lookup, which is wrong, because we are in the tracer context, not the traced process. Add...

UBUNTU-CVE-2026-72398

In the Linux kernel, the following vulnerability has been resolved: sctp: add INIT verification after cookie unpacking In SCTP handshake, the INIT chunk is initially processed by the server and embedded into the cookie carried in INIT-ACK. The client then returns this cookie via COOKIE-ECHO, wher...

UBUNTU-CVE-2026-74320

In the Linux kernel, the following vulnerability has been resolved: fbdev: sm501fb: Fix buffer errors in OF binding code The code that gets the frame buffer mode from OF has 'use after free', 'buffer overrun' and memory leaks. info-ediddata isn't free if the probe functions fail or if pd-defmode ...

UBUNTU-CVE-2026-74399

In the Linux kernel, the following vulnerability has been resolved: evm: terminate and bound the evmxattrs read buffer evmreadxattrs allocates size + 1 bytes, fills them from the list of enabled xattrs, and then passes strlentemp to simplereadfrombuffer. When no configured xattrs are enabled, the...