UBUNTU-CVE-2026-98851

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftflowoffload: drop flowtable reference on init error path nftflowoffloadinit bumps the flowtable use count with nftuseinc before calling nfctnetnsget. When the latter fails, the error is returned as-is and the...

UBUNTU-CVE-2026-98541

In the Linux kernel, the following vulnerability has been resolved: fou: reject omitted FOUATTRIPPROTO on FOUENCAPDIRECT Commit 7a9bc9e3f423 "fou: Don't allow 0 for FOUATTRIPPROTO." added NLAPOLICYMINNLAU8, 1 to founlpolicyFOUATTRIPPROTO, which rejects an explicitly supplied FOUATTRIPPROTO == 0...

UBUNTU-CVE-2026-98611

In the Linux kernel, the following vulnerability has been resolved: bpf: Check params size before reading reserved fields bpfcryptoctxcreate is a kfunc whose second argument is declared with the sz annotation, so the verifier only guarantees that paramssz bytes of params are valid. The function...

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-2026-98545

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-2026-98623

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/clk: fix list cursor use after loop in nvkmclkustateupdate If listforeachentry exits without hitting a break then "pstate" is not a valid pstate pointer. Introduce a "found" variable instead. The check is reachable fr...

UBUNTU-CVE-2026-98574

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: stop Tx NAPI before disabling the queues bcmgenetnetifstop and the Wake-on-LAN branch of bcmgenetsuspend both disable the Tx queues first and stop Tx NAPI several steps later. A completion in flight calls...

CVE-2026-98518

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/dmem: pin VRAM for the whole registered range Commit c32287471077 "gpu/drm/nouveau: enable THP support for GPU memory migration" grew the device-private region that nouveaudmemchunkalloc registers from DMEMCHUNKSIZE t...

UBUNTU-CVE-2026-98518

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/dmem: pin VRAM for the whole registered range Commit c32287471077 "gpu/drm/nouveau: enable THP support for GPU memory migration" grew the device-private region that nouveaudmemchunkalloc registers from DMEMCHUNKSIZE t...

CVE-2026-98546

In the Linux kernel, the following vulnerability has been resolved: arm64/boot: Disable trapping of PMZREL0 writes to EL2 initel2fgt2 writes one mask to both HDFGRTR2EL2 and HDFGWTR2EL2. PMZREL0 is write-only, so its trap bit, nPMZREL0, exists only in HDFGWTR2EL2 and is therefore never set: a...

UBUNTU-CVE-2026-98776

In the Linux kernel, the following vulnerability has been resolved: binderfs: fix UAF write in binderadddevice binderfsbinderdevicecreate publishes the new dentry with dmakepersistent and then calls simpledonecreating, which drops the parent directory lock and the creator's dentry reference. It...

UBUNTU-CVE-2026-98704

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: keep fallback association elements alive Associating to a non-transmitted MBSSID profile reads freed memory while determining the operating channel and applying HT capabilities. When an association response omits...

UBUNTU-CVE-2026-98575

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: fix OOB read in pn533acr122isrxframevalid frame-ccid.datalen is read directly from the USB response frame and used, unchecked, as an index into frame-data. A malicious or malfunctioning device can set this field to an...

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-2026-98646

In the Linux kernel, the following vulnerability has been resolved: tcp: Skip condresched in inetcsklistenstop under BPF context bpfsockdestroy runs from the tcp iterator, under rcureadlock. If the sock is a listener that still has children in its accept queue, tcpabort ends up in inetcsklistenst...

UBUNTU-CVE-2026-98726

In the Linux kernel, the following vulnerability has been resolved: nvme-multipath: fix underflow in ANA log bounds checks The number of ANA groups advertised through Identify Controller sizes the ANA log buffer. The ANA log header and group descriptors independently supply the number of groups a...

UBUNTU-CVE-2026-98753

In the Linux kernel, the following vulnerability has been resolved: tty: ttyport: restore TTYIOERROR on activation failure Make sure to restore the TTYIOERROR flag if activation fails to prevent I/O attempts on a port that is gone or powered down. This specifically avoids issues like kernel panic...

CVE-2026-98551

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fill branch entries with a single assignment perfclearbranchentrybitfields clears the bitfields of struct perfbranchentry one by one and leaves from/to alone, since callers overwrite those straight away. The list has t...

CVE-2026-98790

In the Linux kernel, the following vulnerability has been resolved: perf: Fix race between perfeventexittask and perfpendingtask A race condition exists between perfeventexittask and perfpendingtask during beginnewexec. During beginnewexec, perfeventexittask may be called, and the PFEXITING flag ...

UBUNTU-CVE-2026-98822

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: prevent AP VLAN tx from other interfaces Since the station lookup was factored out of ieee80211buildhdr, ieee80211lookuprasta uses stainfogetbss for all AP and AP VLAN frames, not only for control port frames. A...