UBUNTU-CVE-2026-98316

In the Linux kernel, the following vulnerability has been resolved: ALSA: bcd2000: Fix race between rawmidi and disconnect Although we tried to fix the potential UAF issues at USB disconnect on bcd2000 driver, there is still an overlooked case -- namely, when a rawmidi trigger callback has been...

UBUNTU-CVE-2026-98296

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintelpcie: validate TX skb length in sendsync btintelpciepreparetx copies skb-len bytes into a fixed BTINTELPCIEBUFFERSIZE 4096 DMA slot via an unchecked memcpy. Oversized packets are currently rejected only in...

UBUNTU-CVE-2026-98313

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: skip PUSHIDLE when the link was never enabled msmdpdisplayatomicenable returns early when link training fails, leaving -poweron false and the main link down. msmdpdisplayatomicdisable nevertheless writes...

UBUNTU-CVE-2026-98255

In the Linux kernel, the following vulnerability has been resolved: tcp: exclude old ACKs from tcp fast path Exclude old ACKs before SND.UNA from the tcp fast path as well as ACKs after SND.NXT. Such ACKs will fall through to the slow path, where tcpack performs the appropriate validation and...

UBUNTU-CVE-2026-98194

In the Linux kernel, the following vulnerability has been resolved: wifi: libertastf: fix UAF in lbtffreeadapter lbtffreeadapter calls lbtffreecmdbuffer to free the command buffers before calling timerdeletesync to wait for the command timer callback. If the timer callback commandtimerfn is alrea...

UBUNTU-CVE-2026-98237

In the Linux kernel, the following vulnerability has been resolved: net: wwan: mhiwwanmbim: guard against a cyclic NDP chain The NDP traversal in mhimbimrx only stops when wNextNdpIndex is zero. Nothing requires the offsets to advance, so a modem that points an NDP at itself, or at an earlier NDP...

UBUNTU-CVE-2026-98270

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: check ras and obj before dereference nbiov79handlerascontrollerintrnobifring dereferences ras and obj without checking either for NULL. Both amdgpurasgetcontext and amdgpurasfindobj can return NULL, e.g. during the...

UBUNTU-CVE-2026-98263

In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: rt712-sdca-dmic: fix uninitialized streamconfig-type streamconfig is not initialized before being passed to sdwstreamaddslave. The type field may contain garbage and is later copied to stream-type by sdwconfigstream...

UBUNTU-CVE-2026-98248

In the Linux kernel, the following vulnerability has been resolved: arm64: percpu: Fix LSE operations on 8,16-bit types The assembly for percpunamecasesz and percpunamereturncasesz doesn't use the 'sfx' macro argument to form the LSE instruction. Without 'sfx', a W register argument will imply a...

UBUNTU-CVE-2026-98238

In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: validate the netif index in t7xxccmnirecvskb The netif index carried in the DPMAIF PIT header is five bits wide, but ccmniinst only has room for NICDEVMAX 21 entries. t7xxccmnirecvskb indexes the array without a...

UBUNTU-CVE-2026-98230

In the Linux kernel, the following vulnerability has been resolved: xfrm: use hlistdelinitrcu for statecache and statecacheinput Commit 14acf9652e56 "xfrm: defensively unhash xfrmstate lists in xfrmstatedelete" converted bydst/bysrc/byseq/byspi from hlistdelrcu to hlistdelinitrcu so that a second...

UBUNTU-CVE-2026-98222

In the Linux kernel, the following vulnerability has been resolved: KEYS: encrypted: fix integer overflow of databloblen encryptedkeyalloc stores databloblen in a u16. It is computed from multiple string and payload lengths. If the result exceeds U16MAX, the assignment truncates the allocation...

UBUNTU-CVE-2026-98181

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix out-of-bounds write in gudplaneatomiccheck The plane property loop uses req-propertiesnumproperties + i as write index while simultaneously incrementing numproperties inside the loop. At iteration i, numproperties ha...

UBUNTU-CVE-2026-98276

In the Linux kernel, the following vulnerability has been resolved: net: lock the socket in sockgettstamp sk-skflags must only be changed while holding the socket lock, because socksetflag and sockresetflag use non atomic operations setbit and clearbit. sockgettstamp is one of the last places whe...

UBUNTU-CVE-2026-98271

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: do not leave stale header offsets after pskbcarve pskbcarveinsideheader and pskbcarveinsidenonlinear remove the first bytes of a packet and reallocate skb-head. All the headers that were present before the operation...

UBUNTU-CVE-2026-98186

In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: bound the pairwise-cipher OUI walk to the IE length mwifiexsearchouiinie reads a pairwise-cipher PTK count from a beacon/probe-response RSN or WPA information element and then walks that many 4-byte OUIs, comparing...

UBUNTU-CVE-2026-98182

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: refuse to make a monitor active when it has no queue A monitor interface only gets a TXQ if it's created active, and one can't be added later. Setting the flag on a down interface is still allowed, so the driver i...

UBUNTU-CVE-2026-98250

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix handling of NFSEXPPNFS in the netlink codepath The rework of how block layouts were checked moved the check for NFSEXPPNFS out of nfsd4setuplayouttype and into the callers. That patch didn't account for the new call in...

UBUNTU-CVE-2026-98260

In the Linux kernel, the following vulnerability has been resolved: exec: Cleanup POSIX timers right after dethread A per-thread CPU timer holds a reference to the PID of the thread it is attached to and, while it is armed, its node is queued in that thread's posixcputimers. The task is looked up...

UBUNTU-CVE-2026-98215

In the Linux kernel, the following vulnerability has been resolved: selinux: preserve user SID across nested backing files SELinux saves the user file SID in a backing-file security blob so it remains available after mmap replaces vma-vmfile with a backing file. For nested backing files overlayfs...