UBUNTU-CVE-2026-53314

In the Linux kernel, the following vulnerability has been resolved: padata: Put CPU offline callback in ONLINE section to allow failure syzbot reported the following warning: DEAD callback error for CPU1 WARNING: kernel/cpu.c:1463 at cpudown+0x759/0x1020 kernel/cpu.c:1463, CPU0: syz.0.1960/14614 ...

CVE-2026-53314

In CVE-2026-53314, the Linux kernel fixed a failure path in hotplug CPU teardown by moving the CPU offline callback into the ONLINE section. The issue stemmed from padata_cpu_dead() returning an error during CPU teardown (CPU#0), making a DEAD callback error detectable by syzbot. The commit 4ae12...

PT-2026-52928

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the ice reset all vfs function. The issue occurs because ice reset all vfs ignores the return value of ice vf rebuild vsi. If the VSI rebuild...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: tpm2-sessions: Fixed an out-of-range indexing issue in namesize. namesize does not have any range checks; it simply indexes using TPMALGID, which could lead to memory corruption in extreme cases. The issue is addressed by only...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: regmap: maple: A failure to properly manage the allocation of an entry in masstoregfp leads to a memory leak. The function regcachemaplewrite allocates a new block called “entry” to merge adjacent ranges, and then stores it using...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: “ice”: corrected the incorrect fallback logic for FDIR. When adding a FDIR filter, if icevcfdirsetirqctx returns an error, the inserted fdir entry will not be removed. Similarly, if icevcfdirwritefltr returns an error, the fdir...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drivers: perf: marvellcn10k: Fixed a leak in the hotplug callback in tadpmuinit. The tadpmuinit function does not remove the callback added by cpuhpsetupstatemulti when platformdriverregister fails. Remove the callback by usin...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: sched: clsu32: Undo tcfbindfilter if u32replacehwknode When u32replacehwknode fails, we need to undo the tcf BindFilter operation performed at u32setparms...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: perf/armdmc620: Fixed the hotplug callback leak in dmc620pmuinit. The dmc620pmuinit function does not remove the callback added by cpuhpsetupstatemulti when platformdriverregister fails. The callback must be removed by...

spi: fix resource leaks on device setup failure

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SUSE CVE-2026-43489

In the Linux kernel, the following vulnerability has been resolved: liveupdate: luofile: remember retrieve status LUO keeps track of successful retrieve attempts on a LUO file. It does so to avoid multiple retrievals of the same file. Multiple retrievals cause problems because once the file is...

SUSE CVE-2026-43351

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Eagerly init vgic dist/redist on vgic creation If vgicallocateprivateirqslocked fails for any odd reason, we exit kvmvgiccreate early, leaving dist-rdregions uninitialised. kvmvgicdistdestroy then comes along and walk...

SUSE CVE-2026-43128

In the Linux kernel, the following vulnerability has been resolved: RDMA/umem: Fix double dmabufunpin in failure path In ibumemdmabufgetpinnedwithdmadevice, the call to ibumemdmabufmappages can fail. If this occurs, the dmabuf is immediately unpinned but the umemdmabuf-pinned flag is still set...

CVE-2026-43351

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Eagerly init vgic dist/redist on vgic creation If vgicallocateprivateirqslocked fails for any odd reason, we exit kvmvgiccreate early, leaving dist-rdregions uninitialised. kvmvgicdistdestroy then comes along and walk...

UBUNTU-CVE-2026-43351

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Eagerly init vgic dist/redist on vgic creation If vgicallocateprivateirqslocked fails for any odd reason, we exit kvmvgiccreate early, leaving dist-rdregions uninitialised. kvmvgicdistdestroy then comes along and walk...

CVE-2026-43351

The CVE-2026-43351 issue affects the Linux kernel’s KVM on arm64 when creating a virtual GIC. If vgic_allocate_private_irqs_locked() fails, kvm_vgic_create() can exit before vgic dist regions are initialised, and kvm_vgic_dist_destroy() may then attempt to free uninitialised data, risking a crash...

CVE-2026-43120

In the Linux kernel RDMA/irdma driver, CVE-2026-43120 describes a double-free during rereg_user_mr when IB_MR_REREG_TRANS is set. If the trans reg path fails after allocating a new umem, the code releases it but fails to NULL the iwmr->region, causing ib_umem_release to be invoked again during...

CVE-2026-43012 net/mlx5: Fix switchdev mode rollback in case of failure

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix switchdev mode rollback in case of failure If for some internal reason switchdev mode fails, we rollback to legacy mode, before this patch, rollback will unregister the uplink netdev and leave it unregistered causin...

CVE-2026-31790

Issue summary: Applications using RSASVE key encapsulation to establish a secret encryption key can send contents of an uninitialized memory buffer to a malicious peer. Impact summary: The uninitialized buffer might contain sensitive data from the previous execution of the application process whi...

CVE-2026-23305 accel/rocket: fix unwinding in error path in rocket_probe

In the Linux kernel, the following vulnerability has been resolved: accel/rocket: fix unwinding in error path in rocketprobe When rocketcoreinit fails as could be the case with EPROBEDEFER, we need to properly unwind by decrementing the counter we just incremented and if this is the first core we...