CVE-2026-80956: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: only hand out initialized cache segments getcachesegment scans the segment map up to cache-nsegs, the physical device segment count, but cachesegsinit only initializes the first cacheinfo-nsegs segments. A crafted imag...

CVE-2026-89484: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: lockd: fix NULL dereference on lockowner allocation failure nlmclntlocksinitprivate installs NLM file lock operations even when nlmclntfindlockowner fails to allocate a lockowner. nlmclntproc then returns -ENOMEM, but the VFS sti...

CVE-2026-89696: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: nfsd: block non-SAVEFH ops after FOREIGN PUTFH to prevent NULL deref When CONFIGNFSDV42INTERSSC is enabled, nfsd4putfh can return success with fhdentry and fhexport both NULL if fhverify returns nfserrstale and putfh-noverify is...

CVE-2026-80963: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: dm-stats: fix a crash if allocation of per-cpu data fails If "dmkvzallocpercpuallocsize, cputonodecpu" fails, the code jumps to the "out" label and calls dmstatfree. dmstatfree does "foreachpossiblecpucpu...

PT-2026-90200

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.2.6-1.1 Description A NULL dereference occurs in the lockd component when a lockowner allocation fails. The function nlmclnt locks init private installs NLM file lock operations even if nlmclnt find lockowner...

PT-2026-96382

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 smc close stream wait calls smc tx prepared sends from inside its sk wait event condition, and sk wait event evaluates that condition once with the socke...

PT-2026-96592

In the Linux kernel, the following vulnerability has been resolved: dm-stats: fix a crash if allocation of per-cpu data fails If "dm kvzallocpercpu alloc size, cpu to nodecpu" fails, the code jumps to the "out" label and calls dm stat free. dm stat free does "for each possible cpucpu dm...

CVE-2026-89696: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: nfsd: block non-SAVEFH ops after FOREIGN PUTFH to prevent NULL deref When CONFIGNFSDV42INTERSSC is enabled, nfsd4putfh can return success with fhdentry and fhexport both NULL if fhverify returns nfserrstale and putfh-noverify is...

PT-2026-90193

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the SCTP implementation of the Linux kernel. The issue occurs when completing a pending stream reconfiguration request that has been published in...

PT-2026-96393

In the Linux kernel, the following vulnerability has been resolved: sctp: fix NULL deref on untransmitted RECONF completion sctp process strreset outreq, sctp process strreset addstrm out and sctp process strreset resp complete a pending stream reconfiguration request by stopping the reconf timer...

CVE-2026-89477: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: sctp: fix NULL deref on untransmitted RECONF completion sctpprocessstrresetoutreq, sctpprocessstrresetaddstrmout and sctpprocessstrresetresp complete a pending stream reconfiguration request by stopping the reconf timer on the...

CVE-2026-89477: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: sctp: fix NULL deref on untransmitted RECONF completion sctpprocessstrresetoutreq, sctpprocessstrresetaddstrmout and sctpprocessstrresetresp complete a pending stream reconfiguration request by stopping the reconf timer on the...

CVE-2026-89477: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: sctp: fix NULL deref on untransmitted RECONF completion sctpprocessstrresetoutreq, sctpprocessstrresetaddstrmout and sctpprocessstrresetresp complete a pending stream reconfiguration request by stopping the reconf timer on the...

PT-2026-90114

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.2.6-1.1 Description An issue exists in the SMC-D teardown path where the system may dereference an unset send buffer. This occurs because smc close stream wait invokes smc tx prepared sends within a sk wait eve...

CVE-2026-89717: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: zram: set default primary compressor in zramdestroycomps Patch series "zram: fix zram issues reported by sashiko". Sashiko drove by and reported 1 a couple of zram issues: a possible BUGON in zlib code due to missing winbits rang...

CVE-2026-89561: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: fix NULL dereference of idev in ipv6rplsrhrcv ipv6rplsrhrcv dereferences idev from in6devget without a NULL check when reading idev-cnf.rplsegenabled. When the device's MTU drops below IPV6MINMTU, addrconfifdown clears...

PT-2026-90277

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the ipv6 rpl srh rcv function when it accesses the idev variable obtained from in6 dev get without a proper NULL check while reading idev-cnf.rpl seg...

PT-2026-96526

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: fix gssx dec option array error path bugs Four coupled defects in the gssx XDR option-array decoder make the error paths unsafe: a NULL deref in the caller, a refcount leak on the decoded group info, and a latent...

CVE-2026-81005: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipmi: si: Fix NULL pointer dereference after failed registration trysmiinit allocates newsmi-sism and later calls ipmiregistersmimod, which maps to ipmiaddsmi. During ipmiaddsmi, the upper IPMI message handler obtains the initial...

PT-2026-90084

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the i3c component where the function i3c device get supported xfer mode dereferences dev-desc to obtain the master controller without holding the bus-lock. This...