UBUNTU-CVE-2026-72444

In the Linux kernel, the following vulnerability has been resolved: flowdissector: check device type before reading ETHADDRS skbflowdissect unconditionally reads 12 bytes from ethhdrskb when FLOWDISSECTORKEYETHADDRS is requested. This assumes the skb has a valid Ethernet header at macheader, whic...

UBUNTU-CVE-2026-74429

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix the reception of a reply packet before data transmission Fix rxrpcreceivingreply to handle the reception of an apparent reply DATA packet before rxrpc has had a chance to send any request DATA packets on a client call ...

UBUNTU-CVE-2026-72348

In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6tables: mark malformed IPv6 extension headers for hotdrop The ah, hbh and rt matches check that the fixed extension header is present, then use the header length field to derive the advertised extension header lengt...

UBUNTU-CVE-2026-72458

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix NULL pointer dereference in unpackpdb pdb-dfa could be NULL if unpackdfa fails, causing a NULL pointer dereference...

UBUNTU-CVE-2026-74281

In the Linux kernel, the following vulnerability has been resolved: tipc: reject inverted service ranges from peer bindings tipcupdatenametbl inserts a binding advertised by a peer node using the lower and upper service-range bounds taken directly from the wire, without checking that lower upper ...

UBUNTU-CVE-2026-74402

In the Linux kernel, the following vulnerability has been resolved: crypto: atmel-sha204a - fix blocking and non-blocking rng logic The blocking and non-blocking paths were failing to provide valid entropy due to improper buffer management. Reading the buffer starting from byte 1, only fetch the ...

UBUNTU-CVE-2026-72502

In the Linux kernel, the following vulnerability has been resolved: tcp: ipv6: clamp default adverting MSS to avoid GSOBYFRAGS 0xFFFF When MTU is large, ip6defaultadvmss can return IPV6MAXPLEN 65535. This is interpreted by TCP as mssclamp, allowing the MSS to reach 65535. However, 0xFFFF is also...

UBUNTU-CVE-2026-72277

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Inject SEA if guest VNCR isn't normal memory When constructing an L1 VNCR mapping, KVM unconditionally uses cacheable memory attributes, even if the underlying PFN isn't memory. This gets particularly hairy if the...

UBUNTU-CVE-2026-72044

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix stack buffer overflow in multichannel session-key copy Commit 4b706360ffb7 "ksmbd: fix multichannel binding and enforce channel limit" moved the binding-path session key out of the session-wide sess-sesskey CIFSKEYSIZE...

UBUNTU-CVE-2026-74490

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid use-after-free in poll trace queue dumps TIPC socket tracepoints dump queue state through tipcskdump. Most queue-dump callsites already serialize that walk under the socket lock or sk-sklock.slock, but tipcpoll calls...

UBUNTU-CVE-2026-72129

In the Linux kernel, the following vulnerability has been resolved: nvmet-rdma: handle inline data with a nonzero offset nvmetrdmauseinlinesg maps the host-controlled inline data offset into the per-command inline scatterlist. The bounds check admits any offset with off + len offset = off;...

UBUNTU-CVE-2026-72163

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix NULL htransaction deref in ocfs2assuretranscredits BUG A direct write over unwritten extents can panic the kernel in ocfs2assuretranscredits when the journal aborts during DIO completion. The crash is a general...

UBUNTU-CVE-2026-72445

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: qcom: clear opened when stream enable fails On enable, subs-opened is set before the serviceinterval is validated; an invalid interval jumps to the response label without clearing it, so the substream is wedged a...

UBUNTU-CVE-2026-72437

In the Linux kernel, the following vulnerability has been resolved: md/raid1: free r1bio when REQNOWAIT is set and read would block on retry When a read is retried, raid1readrequest may be called with a pre-allocated r1bio. If waitreadbarrier fails for a REQNOWAIT read, the bio is completed and t...

UBUNTU-CVE-2026-72405

In the Linux kernel, the following vulnerability has been resolved: net: udptunnel: prevent double queueing in udptunnelnicdevicesync Yue Sun reported a use-after-free and debugobjects warning in udptunnelnicdevicesyncwork during concurrent device operations. The workqueue core clears the interna...

UBUNTU-CVE-2026-74460

In the Linux kernel, the following vulnerability has been resolved: can: emsusb: validate CPC message lengths emsusbreadbulkcallback walks CPC messages packed in one USB receive buffer. Check that each declared message fits in the URB payload. Also require the type-specific payload to cover the...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-100119)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100119 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Prefer NLANULSTRING These attributes are evaluated as c-string passed to strcmp, but...

UBUNTU-CVE-2026-72216

In the Linux kernel, the following vulnerability has been resolved: remoteproc: qcom: Fix leak when custom dumpsegments addition fails Free allocated minidumpregion 'name' in qcomaddminidumpsegments when failing before adding the region to 'dumpsegments'. Otherwise, the 'name' is not tracked and ...

CVE-2026-74545

In the Linux kernel, the following vulnerability has been resolved: rtase: fix double free of multi-frag skb on DMA map failure In rtasestartxmit, when the head buffer DMA mapping fails after rtasexmitfrags has mapped all fragments, the error path clears the fragment descriptors with...

UBUNTU-CVE-2026-72268

In the Linux kernel, the following vulnerability has been resolved: fbdev: tdfxfb: fix potential memory leak in tdfxfbprobe In tdfxfbprobe, the memory allocated for modelist using fbvideomodetomodelist when CONFIGFB3DFXI2C is defined, is not freed in the subsequent error paths. Fix that by callin...