UBUNTU-CVE-2026-98808

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Fix buffer overflow in bcmsysportgetstats When running on SYSTEMPORT Lite, certain statistics are unsupported and skipped during bcmsysportgetstats. The variable 'j' tracks the compacted index into the destinatio...

UBUNTU-CVE-2026-98548

In the Linux kernel, the following vulnerability has been resolved: sctp: discard the rest of the packet on a stale-cookie error When an association is in COOKIE-ECHOED state and the peer sends a bundled ERRORStale CookieDATA packet from one of its non-primary addresses, processing the ERROR chun...

UBUNTU-CVE-2026-98861

In the Linux kernel, the following vulnerability has been resolved: fprobe: Use guardrcuschednotrace and check rcuiswatching unregisterfprobe and unregisterfprobeasync used by BPF kprobe-multi rely on standard RCU grace periods synchronizercu and callrcu to wait until in-flight fprobe handlers...

UBUNTU-CVE-2026-98860

In the Linux kernel, the following vulnerability has been resolved: HID: bpf: cast size to ssizet when checking hidbpfhwrequest As reported by Sashiko: If a transport driver encounters a hardware error and returns a negative error code such as -EPIPE, ret is implicitly promoted to sizet when...

UBUNTU-CVE-2026-98510

In the Linux kernel, the following vulnerability has been resolved: drm/xe/vm: nuke PTs only after unlinking contested VMAs In xevmcloseandput, external-BO VMAs are queued on the contested list for deferred destruction via xevmadestroyunlocked. However, xevmptdestroy was previously invoked before...

UBUNTU-CVE-2026-98760

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tipd: fix uninitialized typecpartnerdesc in tps6598xconnect tps6598xconnect passes a stack-allocated typecpartnerdesc to typecregisterpartner after initializing only usbpd, accessory and identity. typecregisterpartner...

UBUNTU-CVE-2026-98613

In the Linux kernel, the following vulnerability has been resolved: bpf: Bound ownership depth through local kptrs and graph roots Program-allocated objects can own other local objects through referenced kptrs. bpfobjfreefields follows those pointers through bpfobjdropimpl synchronously, before t...

UBUNTU-CVE-2026-98662

In the Linux kernel, the following vulnerability has been resolved: iio: light: gp2ap020a00f: drain irqwork after freeirq The threaded IRQ handler queues data-work through irqworkqueue so the trigger is polled from a per-CPU context. freeirq does not flush an irqwork the handler already queued, s...

UBUNTU-CVE-2026-98545

In the Linux kernel, the following vulnerability has been resolved: ata: libata-scsi: bound the ATA passthru sense descriptor writes When an ATA PASS-THROUGH command to an ATAPI device fails, the sense buffer holds the device's REQUEST SENSE reply, and atascsisetpassthrusensefields trusts its...

UBUNTU-CVE-2026-98630

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: Fix payload page pool error cleanup The payload page pool pointer contains an error pointer when its allocation fails. The cleanup path passes that error pointer to pagepooldestroy instead of destroying the header pag...

UBUNTU-CVE-2026-98799

In the Linux kernel, the following vulnerability has been resolved: bpf: Skip detached progs in trampoline images that are still in use bpftrampimageput makes sure a trampoline image is not freed while a task may still be running in it, but nothing similar is done for the progs called by that...

UBUNTU-CVE-2026-98555

In the Linux kernel, the following vulnerability has been resolved: llc: fix skb UAF and leaks on llcmachdrinit failure In llcconnacresendixxxxset0orsendrr, if llcmachdrinit fails, kfreeskbskb is called instead of kfreeskbnskb. This leaks the newly allocated nskb, reads from the freed skb via...

UBUNTU-CVE-2026-98752

In the Linux kernel, the following vulnerability has been resolved: tty: port: fix ttyportttyvhangup race Drivers rely on ttyportttyvhangup to synchronously hang up their ports before tearing down resources as part of deregistration e.g. on physical disconnect. If ttyportttyvhangup races with...

UBUNTU-CVE-2026-98598

In the Linux kernel, the following vulnerability has been resolved: ipv6: Prevent rt6insertexception for dying fib6info. Before the cited commit, fib6nhflushexceptions always set from-exceptionbucketflushed = 1 under rt6exceptionlock to prevent rt6insertexception from inserting a new exception fo...

UBUNTU-CVE-2026-98708

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: keep paired old chanctx alive An in-place replacement keeps reciprocal replacectx pointers between the old WILLBEREPLACED chanctx and the new REPLACESOTHER chanctx. However, the early free paths only consider...

UBUNTU-CVE-2026-98838

In the Linux kernel, the following vulnerability has been resolved: vt: skip screen update for DEC alignment test on backgroup consoles BUG Recently, we encountered a KASAN warning as follows: BUG: KASAN: slab-out-of-bounds in fbpadalignedbuffer+0x11f/0x140 Read of size 1 at addr ff1100015fd9f6a4...

UBUNTU-CVE-2026-98564

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mt7530: leave the MDIO IRQ mappings to regmap-irq mt7530removecommon disposes the per-PHY interrupt mappings from .remove, but the regmap-irq chip that owns the domain is devm-registered, so its parent interrupt is only...

UBUNTU-CVE-2026-98582

In the Linux kernel, the following vulnerability has been resolved: nfc: st21nfca: validate received frame size st21nfcahcii2crepack trims a received frame at its EOF marker before removing byte stuffing. It then assumes the truncated frame contains the LLC header and two CRC bytes, and it...

UBUNTU-CVE-2026-98567

In the Linux kernel, the following vulnerability has been resolved: net: xps: reject an out of range traffic class Only the entries below dev-numtc are valid in dev-tctotxq, and dev-priotcmap may only name classes below it. netdevsetnumtc lowers dev-numtc without touching either array...

UBUNTU-CVE-2026-98493

In the Linux kernel, the following vulnerability has been resolved: net: ipconfig: bound DHCP option construction icdhcpinitoptions appends the hostname option 12, vendor-class option 60 and client-ID option 61 options into the fixed 312-byte bootppkt.exten buffer. Only the client-ID branch check...