CVE-2026-89527

A flaw was found in the Linux kernel's svcrdma module. This vulnerability occurs when a listener creation fails, leading to an improper release of a network namespace reference. This resource leak can be exploited by a local attacker, potentially causing a denial of service DoS by exhausting syst...

CVE-2026-89743

In the Linux kernel, the following vulnerability has been resolved: misc: nsm: bound the device-reported response length nsmsendrecvmsglocked stores the virtqueue used-ring length reported by the NSM device into msg-resp.len without bounding it to the response buffer. A malicious or buggy backend...

CVE-2026-89751

In the Linux kernel, the following vulnerability has been resolved: x86/tdx: Fix off-by-one in port I/O handling handlein and handleout in arch/x86/coco/tdx/tdx.c use: u64 mask = GENMASKBITSPERBYTE size, 0; GENMASKh, l includes bit h. For size=1 INB, this produces GENMASK8, 0 = 0x1FF 9 bits inste...

CVE-2026-89718

In the Linux kernel, the following vulnerability has been resolved: zram: fix out-of-bounds access in writebackstore Patch series "zram: fix stale scan bounds after reinitialization". Both writebackstore and readblockstate derive their table scan bounds from zram-disksize before acquiring devlock...

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...

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...

AZL-100898 CVE-2026-89709 affecting package kernel 6.6.157.1-1

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...

CVE-2026-89556

In the Linux kernel, the following vulnerability has been resolved: module: validate string table section types In elfvaliditycachesechdrs, section sizes and offsets are validated, unless the section type is SHTNULL or SHTNOBITS. Later, elfvaliditycachesecstrings and elfvaliditycacheindexstr acce...

DEBIAN-CVE-2026-89556

In the Linux kernel, the following vulnerability has been resolved: module: validate string table section types In elfvaliditycachesechdrs, section sizes and offsets are validated, unless the section type is SHTNULL or SHTNOBITS. Later, elfvaliditycachesecstrings and elfvaliditycacheindexstr acce...

AZL-100737 CVE-2026-89556 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: module: validate string table section types In elfvaliditycachesechdrs, section sizes and offsets are validated, unless the section type is SHTNULL or SHTNOBITS. Later, elfvaliditycachesecstrings and elfvaliditycacheindexstr acce...

DEBIAN-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-2026-89527

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...

AZL-100518 CVE-2026-89443 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: platform/x86: ISST: Validate level in perf mask ioctls isstifgetperflevelmask and isstifgetbasefreqmask use the user-provided level as an index into perflevels via readpplevelinfo and readbflevelinfo, but neither helper validates...

AZL-100202 CVE-2026-80982 affecting package kernel 6.6.152.1-1

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...

DEBIAN-CVE-2026-80979

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...

AZL-100289 CVE-2026-80983 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket refcount leak in smcswitchconns smcswitchconns takes a reference on the SMC socket before dropping lgr-connslock, so the connection stays alive while the CDC slot is fetched: sockhold&smc-sk;...

CVE-2026-89556

In the Linux kernel, the following vulnerability has been resolved: module: validate string table section types In elfvaliditycachesechdrs, section sizes and offsets are validated, unless the section type is SHTNULL or SHTNOBITS. Later, elfvaliditycachesecstrings and elfvaliditycacheindexstr acce...

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-2026-89617

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: validate dirty page table on log replay Each DIRPAGEENTRY ends in a pagelcns array whose length is the on-disk lcnsfollow field. checkrstbl validates the table bookkeeping but never checks that this array fits in the...

UBUNTU-CVE-2026-89556

In the Linux kernel, the following vulnerability has been resolved: module: validate string table section types In elfvaliditycachesechdrs, section sizes and offsets are validated, unless the section type is SHTNULL or SHTNOBITS. Later, elfvaliditycachesecstrings and elfvaliditycacheindexstr acce...