kernel: bpf: Fix potential array overflow in bpf_trampoline_get_progs()

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix potential array overflow in bpftrampolinegetprogs The cnt value in the 'cnt = BPFMAXTRAMPPROGS' check does not include BPFTRAMPMODIFYRETURN bpf programs, so the number of the attached BPFTRAMPMODIFYRETURN bpf programs in...

kernel: net/sunrpc: fix potential memory leaks in rpc_sysfs_xprt_state_change()

A flaw was found in the sunrpc module in the Linux kernel. A missing decrement of the reference count when an error occurs can cause a memory leak, and a missing check can cause a NULL pointer dereference, potentially resulting in a denial of service...

kernel: net/sched: sch_taprio: fix possible use-after-free

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: fix possible use-after-free syzbot reported a nasty crash 1 in nettxaction which made little sense until we got a repro. This repro installs a taprio qdisc, but providing an invalid TCARATE attribute...

kernel: net: fix refcount bug in sk_psock_get (2)

In the Linux kernel, the following vulnerability has been resolved: net: fix refcount bug in skpsockget 2 Syzkaller reports refcount bug as follows: ------------ cut here ------------ refcountt: saturated; leaking memory. WARNING: CPU: 1 PID: 3605 at lib/refcount.c:19...

kernel: ipv4: Fix a data-race around sysctl_fib_multipath_use_neigh.

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix a data-race around sysctlfibmultipathuseneigh. While reading sysctlfibmultipathuseneigh, it can be changed concurrently. Thus, we need to add READONCE to its reader...

kernel: powerpc/64s: Don't use DSISR for SLB faults

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Don't use DSISR for SLB faults Since commit 46ddcb3950a2 "powerpc/mm: Show if a bad page fault on data is read or write." we use pagefaultiswriteregs-dsisr in badpagefault to determine if the fault is for a read or...

kernel: blk-mq: fix null pointer dereference in blk_mq_clear_rq_mapping()

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix null pointer dereference in blkmqclearrqmapping Our syzkaller report a null pointer dereference, root cause is following: blkmqallocmapandrqs set-tagshctxidx = blkmqallocmapandrqs blkmqallocmapandrqs blkmqallocrqs //...

PT-2025-40694

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the drm/i915 subsystem related to handling requests for GuC virtual engines. Specifically, references to i915 requests could be held indefinitely acro...

PT-2025-49646

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to device mapper dm flakey functionality. A specific command involving dmsetup create flakey with a crafted table can cause a NULL pointer...

SUSE CVE-2019-11479

Jonathan Looney discovered that the Linux kernel default MSS is hard-coded to 48 bytes. This allows a remote peer to fragment TCP resend queues significantly more than if a larger MSS were enforced. A remote attacker could use this to cause a denial of service. This has been fixed in stable kerne...

PT-2025-37875

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's ext4 filesystem implementation where the i disksize can exceed i size during partial write operations. This condition can trigger a warning and...

PT-2025-54071

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.2.1-1280.native Description The Linux kernel contains a flaw within the block, bfq subsystem. Specifically, a division by zero error can occur when the weighted sum is zero during limit calculations. This issue...

GSD-2022-1008212 kcm: avoid potential race in kcm_tx_work

kcm: avoid potential race in kcmtxwork This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.19.267 by commit...

PT-2025-49468

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.1.0-rc5-wt-ath-656295-gef907406320c-dirty 6 Description The Linux kernel contains a flaw within the ath11k module related to monitor mode bringup. When an interface is activated in monitor mode, a NULL pointer...

CLSA-2022-1669919330 kernel: Fix of CVE-2021-22543

KVM: do not allow mapping valid but non-reference-counted pages CVE-2021-22543...

Design/Logic Flaw

SMI functions in AhciBusDxe use untrusted inputs leading to corruption of SMRAM. SMI functions in AhciBusDxe use untrusted inputs leading to corruption of SMRAM. This issue was discovered by Insyde during security review. It was fixed in: Kernel 5.0: version 05.09.18 Kernel 5.1: version 05.17.18...

CVE-2022-30771

Initialization function in PnpSmm could lead to SMRAM corruption when using subsequent PNP SMI functions Initialization function in PnpSmm could lead to SMRAM corruption when using subsequent PNP SMI functions. This issue was discovered by Insyde engineering during a security review. Fixed in:...

kernel: RDMA/hfi1: Fix potential integer multiplication overflow errors

In the Linux kernel, the following vulnerability has been resolved: RDMA/hfi1: Fix potential integer multiplication overflow errors When multiplying of different types, an overflow is possible even when storing the result in a larger type. This is because the conversion is done after the...

kernel: scsi: lpfc: Inhibit aborts if external loopback plug is inserted

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Inhibit aborts if external loopback plug is inserted After running a short external loopback test, when the external loopback is removed and a normal cable inserted that is directly connected to a target device, the...

kernel: ext4: fix bug_on ext4_mb_use_inode_pa

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon ext4mbuseinodepa Hulk Robot reported a BUGON: ================================================================== kernel BUG at fs/ext4/mballoc.c:3211! ... RIP: 0010:ext4mbmarkdiskspaceused.cold+0x85/0x136f ... Cal...