AZL-100764 CVE-2026-80989 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: net: thunderbolt: Mark the connection down when bringing it up fails Every failure path in tbnetconnectedwork undoes its own work and returns without clearing loginsent, so the connection still looks established. The next...

CVE-2026-80990

In the Linux kernel, the following vulnerability has been resolved: net: thunderbolt: Release the Rx HopID that was handed out on mismatch tbxdomainallocinhopid passes the wanted HopID to idaallocrange as the lower bound, so a taken id is not an error there: the allocator returns the next free on...

AZL-100223 CVE-2026-80984 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net/smc: do not dereference an unset send buffer on the SMC-D teardown path smcclosestreamwait calls smctxpreparedsends from inside its skwaitevent condition, and skwaitevent evaluates that condition once with the socket lock...

AZL-100082 CVE-2026-80979 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net/smc: unregister the connection before draining the rx tasklet smcconnfree calls smcismunsetconn only while the link group is still on its device list, and never sets conn-killed. smclgrterminatesched unlinks the group...

UBUNTU-CVE-2026-89527

In the Linux kernel, the following vulnerability has been resolved: svcrdma: Use svcxprtput to free listener on create failure svcrdmacreate calls kfreecmaxprt when svcrdmacreatelistenid fails. svcxprtinit has already acquired a net namespace reference via getnettrack; kfree bypasses svcxprtfree...

UBUNTU-CVE-2026-80980

In the Linux kernel, the following vulnerability has been resolved: net/smc: stop killed, freed and outofsync sharing a byte The three connection state flags are single-bit bitfields, so they occupy one byte of struct smcconnection and every store to one is a read-modify-write of the other two: u...

UBUNTU-CVE-2026-80990

In the Linux kernel, the following vulnerability has been resolved: net: thunderbolt: Release the Rx HopID that was handed out on mismatch tbxdomainallocinhopid passes the wanted HopID to idaallocrange as the lower bound, so a taken id is not an error there: the allocator returns the next free on...

UBUNTU-CVE-2026-80985

In the Linux kernel, the following vulnerability has been resolved: net/smc: carry oversized SMC-Rv2 LLC messages in the queue entry smcllcrmtdeleterkey and smcllcsaveaddlinkrkeys read the part of a v2 message that does not fit into the 44-byte union smcllcmsg, and both bound themselves by the si...

CVE-2026-89667

In the Linux kernel, the following vulnerability has been resolved: nfsd: close shrinker/GC/fsnotify vs per-net shutdown race in filecache The shrinker, GC worker, and fsnotify/lease callbacks can unhash an nfsdfile from the rhashtable and then call nfsdfiledisposelistdelayed to move it to the...

UBUNTU-CVE-2026-89682

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix fcachedisposal UAF by inlining dispose state into nfsdnet nfsdfiledisposelistdelayed defers fput to nfsd service threads via a per-net freeme queue, preventing the shrinker and GC worker from bearing the cost of closing...

CVE-2026-80989

In the Linux kernel, the following vulnerability has been resolved: net: thunderbolt: Mark the connection down when bringing it up fails Every failure path in tbnetconnectedwork undoes its own work and returns without clearing loginsent, so the connection still looks established. The next...

UBUNTU-CVE-2026-80986

In the Linux kernel, the following vulnerability has been resolved: net/smc: bound the peer rkey counts in SMC-Rv2 LLC messages On a link whose device has maxrecvsge == 1 there is no shared v2 receive buffer, and smcllcsaveaddlinkrkeys takes the v2 extension from 44 bytes past the start of the...

CVE-2026-80981

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free of the LLC qentry in smcllcsrvaddlink smcllcsrvaddlink keeps addllc pointing into the queue entry: addllc = &qentry-msg.addlink; smcllc.c:1482 ... smcllcsaveaddlinkinfolinknew, addllc; smcllc.c:1494...

CVE-2026-80982

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free in smcrxpipebufrelease smcrxsplice hands RMB pages to a pipe and takes a socket reference per entry so the smcsock stays alive until the reader finishes. The connection does not: a concurrent close run...

CVE-2026-89682

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix fcachedisposal UAF by inlining dispose state into nfsdnet nfsdfiledisposelistdelayed defers fput to nfsd service threads via a per-net freeme queue, preventing the shrinker and GC worker from bearing the cost of closing...

CVE-2026-80992

In the Linux kernel, the following vulnerability has been resolved: net: ravb: avoid dereferencing an invalid PTP clock The PTP clock is unavailable before the first open, so querying its index can dereference a NULL pointer. Registration failures can also leave an error pointer in priv-ptp.clock...

UBUNTU-CVE-2026-89667

In the Linux kernel, the following vulnerability has been resolved: nfsd: close shrinker/GC/fsnotify vs per-net shutdown race in filecache The shrinker, GC worker, and fsnotify/lease callbacks can unhash an nfsdfile from the rhashtable and then call nfsdfiledisposelistdelayed to move it to the...

CVE-2026-89527

In the Linux kernel, the following vulnerability has been resolved: svcrdma: Use svcxprtput to free listener on create failure svcrdmacreate calls kfreecmaxprt when svcrdmacreatelistenid fails. svcxprtinit has already acquired a net namespace reference via getnettrack; kfree bypasses svcxprtfree...

CVE-2026-89682 nfsd: fix fcache_disposal UAF by inlining dispose state into nfsd_net

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix fcachedisposal UAF by inlining dispose state into nfsdnet nfsdfiledisposelistdelayed defers fput to nfsd service threads via a per-net freeme queue, preventing the shrinker and GC worker from bearing the cost of closing...

EUVD-2026-76594

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix fcachedisposal UAF by inlining dispose state into nfsdnet nfsdfiledisposelistdelayed defers fput to nfsd service threads via a per-net freeme queue, preventing the shrinker and GC worker from bearing the cost of closing...