CVE-2026-89759

In the Linux kernel, the following vulnerability has been resolved: mm/kmemleak: avoid soft lockup when scanning task stacks Patch series "mm/kmemleak: avoid soft lockup when scanning task", v3. kmemleakscan scans every task stack under one rcureadlock with no reschedule point, which can trip the...

AZL-100118 CVE-2026-89708 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: nfsd: RCU-protect clcbsession to fix use-after-free on session teardown After a DESTROYSESSION the per-session teardown path can free a session while rpciod still holds an inflight callback rpctask that dereferences...

CVE-2026-89708

In the Linux kernel, the following vulnerability has been resolved: nfsd: RCU-protect clcbsession to fix use-after-free on session teardown After a DESTROYSESSION the per-session teardown path can free a session while rpciod still holds an inflight callback rpctask that dereferences...

DEBIAN-CVE-2026-89708

In the Linux kernel, the following vulnerability has been resolved: nfsd: RCU-protect clcbsession to fix use-after-free on session teardown After a DESTROYSESSION the per-session teardown path can free a session while rpciod still holds an inflight callback rpctask that dereferences...

DEBIAN-CVE-2026-89709

In the Linux kernel, the following vulnerability has been resolved: lockd, nfsd: RCU-protect nlmsvcops dispatch nlmsvcops is published by nfsdlockdinit and cleared by nfsdlockdshutdown with plain stores, while lockd dereferences it unguarded from dispatch sites in fs/lockd/svcsubs.c. The pointer...

CVE-2026-89709

In the Linux kernel, the following vulnerability has been resolved: lockd, nfsd: RCU-protect nlmsvcops dispatch nlmsvcops is published by nfsdlockdinit and cleared by nfsdlockdshutdown with plain stores, while lockd dereferences it unguarded from dispatch sites in fs/lockd/svcsubs.c. The pointer...

AZL-100898 CVE-2026-89709 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: lockd, nfsd: RCU-protect nlmsvcops dispatch nlmsvcops is published by nfsdlockdinit and cleared by nfsdlockdshutdown with plain stores, while lockd dereferences it unguarded from dispatch sites in fs/lockd/svcsubs.c. The pointer...

DEBIAN-CVE-2026-89690

In the Linux kernel, the following vulnerability has been resolved: nfsd: defer vfree of compound ops to fix rpcstatus UAF The rpcstatus netlink dumpit walks every in-flight svcrqst under rcureadlock and, for NFSv4 requests, reads opnums out of args-ops. But args-ops is a separate vmalloc buffer...

CVE-2026-89690

In the Linux kernel, the following vulnerability has been resolved: nfsd: defer vfree of compound ops to fix rpcstatus UAF The rpcstatus netlink dumpit walks every in-flight svcrqst under rcureadlock and, for NFSv4 requests, reads opnums out of args-ops. But args-ops is a separate vmalloc buffer...

DEBIAN-CVE-2026-89670

In the Linux kernel, the following vulnerability has been resolved: nfsd: hold rcu across localio cmpxchg retry nfsdfile objects are freed via callrcu filecache.c:296, and nfsdfileslab is created without SLABTYPESAFEBYRCU KMEMCACHEnfsdfile, 0 at filecache.c:789, so the slab page backing a freed...

CVE-2026-89670

In the Linux kernel, the following vulnerability has been resolved: nfsd: hold rcu across localio cmpxchg retry nfsdfile objects are freed via callrcu filecache.c:296, and nfsdfileslab is created without SLABTYPESAFEBYRCU KMEMCACHEnfsdfile, 0 at filecache.c:789, so the slab page backing a freed...

CVE-2026-89566

In the Linux kernel, the following vulnerability has been resolved: jbd2: check needresched when skipping busy checkpoint buffers journalshrinkonecplist skips busy checkpoint buffers when called with JBD2SHRINKBUSYSKIP. The continue statement on this path also skips the needresched check at the e...

AZL-100688 CVE-2026-89566 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: jbd2: check needresched when skipping busy checkpoint buffers journalshrinkonecplist skips busy checkpoint buffers when called with JBD2SHRINKBUSYSKIP. The continue statement on this path also skips the needresched check at the e...

AZL-100253 CVE-2026-89567 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: jbd2: bound shrinker scans by examined checkpoint buffers The jbd2 shrinker currently accounts only checkpoint buffers that it successfully releases against nrtoscan. Busy buffers therefore do not consume the scan budget. If a...

CVE-2026-89567

In the Linux kernel, the following vulnerability has been resolved: jbd2: bound shrinker scans by examined checkpoint buffers The jbd2 shrinker currently accounts only checkpoint buffers that it successfully releases against nrtoscan. Busy buffers therefore do not consume the scan budget. If a...

DEBIAN-CVE-2026-89564

In the Linux kernel, the following vulnerability has been resolved: ip: orphan prefetched skbs before multicast forwarding IPv4 and IPv6 input preserve an skb-sk association installed by bpfskassign so that local delivery can use the selected socket under RCU. Both address families can also...

DEBIAN-CVE-2026-89545

In the Linux kernel, the following vulnerability has been resolved: sunrpc: defer rqargp and rqresp free until after RCU grace period svcrqstfree frees rqstp-rqargp and rqstp-rqresp synchronously via kfree, but defers the rqstp struct free via kfreercu. After svcexitthread calls listdelrcu and...

AZL-100280 CVE-2026-89545 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: sunrpc: defer rqargp and rqresp free until after RCU grace period svcrqstfree frees rqstp-rqargp and rqstp-rqresp synchronously via kfree, but defers the rqstp struct free via kfreercu. After svcexitthread calls listdelrcu and...

CVE-2026-89545

In the Linux kernel, the following vulnerability has been resolved: sunrpc: defer rqargp and rqresp free until after RCU grace period svcrqstfree frees rqstp-rqargp and rqstp-rqresp synchronously via kfree, but defers the rqstp struct free via kfreercu. After svcexitthread calls listdelrcu and...

CVE-2026-89486

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix use-after-free of cmdrcvr in ipmidestroyuser Commit 9e91f8a6c868 "ipmi:msghandler: Remove srcu for the ipmiinterfaces list" dropped the synchronizercu between unlinking the command receivers from intf-cmdrcvrs and freei...