CVE-2026-45981

CVE-2026-45981 (Linux kernel, s390/cio): The vulnerability stems from device lifecycle mismanagement in css_alloc_subchannel() where, if dma_set_coherent_mask() or dma_set_mask() fails, the error path frees the subchannel without proper device model reference counting. After device_initialize() i...

CVE-2026-45978 staging: greybus: lights: avoid NULL deref

In the Linux kernel, the following vulnerability has been resolved: staging: greybus: lights: avoid NULL deref gblightslightconfig stores channelcount before allocating the channels array. If kcalloc fails, gblightsrelease iterates the non-zero count and dereferences light-channels, which is NULL...

CVE-2026-45971 bpf: Limit bpf program signature size

In the Linux kernel, the following vulnerability has been resolved: bpf: Limit bpf program signature size Practical BPF signatures are significantly smaller than KMALLOCMAXCACHESIZE Allowing larger sizes opens the door for abuse by passing excessive size values and forcing the kernel into expensi...

CVE-2026-45971

The CVE-2026-45971 issue affects the Linux kernel BPF component where allowing large BPF program signature sizes enabled costly allocations (kmalloc_large/vmalloc), risking resource exhaustion and DoS. The vulnerability is described as resolved in the Linux kernel via fixes under the patch set “b...

CVE-2026-45971 bpf: Limit bpf program signature size

In the Linux kernel, the following vulnerability has been resolved: bpf: Limit bpf program signature size Practical BPF signatures are significantly smaller than KMALLOCMAXCACHESIZE Allowing larger sizes opens the door for abuse by passing excessive size values and forcing the kernel into expensi...

CVE-2026-45964

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: fix gssauth kref leak in gssallocmsg error path Commit 5940d1cf9f42 "SUNRPC: Rebalance a kref in authgss.c" added a krefget&gssauth-kref call to balance the gssputauth done in gssreleasemsg, but forgot to add a...

CVE-2026-45960 hfsplus: return error when node already exists in hfs_bnode_create

In the Linux kernel, the following vulnerability has been resolved: hfsplus: return error when node already exists in hfsbnodecreate When hfsbnodecreate finds that a node is already hashed which should not happen in normal operation, it currently returns the existing node without incrementing its...

CVE-2026-45950 crypto: starfive - Fix memory leak in starfive_aes_aead_do_one_req()

In the Linux kernel, the following vulnerability has been resolved: crypto: starfive - Fix memory leak in starfiveaesaeaddoonereq The starfiveaesaeaddoonereq function allocates rctx-adata with kzalloc but fails to free it if sgcopytobuffer or starfiveaeshwinit fails, which lead to memory leaks...

CVE-2026-45947 drm/amdgpu: Fix memory leak in amdgpu_acpi_enumerate_xcc()

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix memory leak in amdgpuacpienumeratexcc In amdgpuacpienumeratexcc, if amdgpuacpidevinit returns -ENOMEM, the function returns directly without releasing the allocated xccinfo, resulting in a memory leak. Fix this by...

CVE-2026-45934 btrfs: fix EEXIST abort due to non-consecutive gaps in chunk allocation

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix EEXIST abort due to non-consecutive gaps in chunk allocation I have been observing a number of systems aborting at insertdevextents in btrfscreatependingblockgroups. The following is a sample stack trace of such an abo...

CVE-2026-45934

CVE-2026-45934 covers a Linux kernel btrfs issue where non-consecutive gaps in chunk allocation can create overlapping chunk maps, leading to aborts of filesystem operations (e.g., insert_dev_extents in btrfs_create_pending_block_groups) and a DoS-like effect. Public records describe the root cau...

CVE-2026-45934 btrfs: fix EEXIST abort due to non-consecutive gaps in chunk allocation

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix EEXIST abort due to non-consecutive gaps in chunk allocation I have been observing a number of systems aborting at insertdevextents in btrfscreatependingblockgroups. The following is a sample stack trace of such an abo...

CVE-2026-45934

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix EEXIST abort due to non-consecutive gaps in chunk allocation I have been observing a number of systems aborting at insertdevextents in btrfscreatependingblockgroups. The following is a sample stack trace of such an abo...

CVE-2026-45928 media: chips-media: wave5: Fix memory leak on codec_info allocation failure

In the Linux kernel, the following vulnerability has been resolved: media: chips-media: wave5: Fix memory leak on codecinfo allocation failure In wave5vpuopenenc and wave5vpuopendec, a vpu instance is allocated via kzalloc. If the subsequent allocation for inst-codecinfo fails, the functions retu...

CVE-2026-45928 media: chips-media: wave5: Fix memory leak on codec_info allocation failure

In the Linux kernel, the following vulnerability has been resolved: media: chips-media: wave5: Fix memory leak on codecinfo allocation failure In wave5vpuopenenc and wave5vpuopendec, a vpu instance is allocated via kzalloc. If the subsequent allocation for inst-codecinfo fails, the functions retu...

CVE-2026-45926 rust: pwm: Fix potential memory leak on init error

In the Linux kernel, the following vulnerability has been resolved: rust: pwm: Fix potential memory leak on init error When initializing a PWM chip using pwmchipalloc, the allocated device owns an initial reference that must be released on all error paths. If pinnedinit were to fail, the allocate...

CVE-2026-45926

CVE-2026-45926 concerns the Linux kernel PWM initialization. The memory leak occurs when pwmchip_alloc() allocates a pwm_chip and the initial reference isn’t released on all error paths if __pinned_init() fails, causing a leak and potential resource exhaustion. The connected documents confirm the...

CVE-2026-45921 mtd: parsers: Fix memory leak in mtd_parser_tplink_safeloader_parse()

In the Linux kernel, the following vulnerability has been resolved: mtd: parsers: Fix memory leak in mtdparsertplinksafeloaderparse The function mtdparsertplinksafeloaderparse allocates buf via mtdparsertplinksafeloaderreadtable. If the allocation for partsidx.name fails inside the loop, the code...

CVE-2026-45908 accel/amdxdna: Fix memory leak in amdxdna_ubuf_map

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix memory leak in amdxdnaubufmap The amdxdnaubufmap function allocates memory for sg and internal sg table structures, but it fails to free them if subsequent operations sgalloctablefrompages or dmamapsgtable fail...

CVE-2026-45896

CVE-2026-45896 affects the Linux kernel driver mtd_intel_dg. The bug occurs when the regions array is indexed before its size (nregions) is set, causing a UBSAN array-index-out-of-bounds in drivers/mtd/devices/mtd_intel_dg.c:750:15. The issue is triggered by accessing regions before nregions is e...