CVE-2026-72436

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Don't use testbit in lockless RCU readers in hash types Sashiko pointed out that there are a few lockless RCU readers using testbit which is a relaxed atomic operation and provides no memory barrier guarantees...

CVE-2026-72437

In the Linux kernel, the following vulnerability has been resolved: md/raid1: free r1bio when REQNOWAIT is set and read would block on retry When a read is retried, raid1readrequest may be called with a pre-allocated r1bio. If waitreadbarrier fails for a REQNOWAIT read, the bio is completed and t...

CVE-2026-72435

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: fix order of kfreercu and rcuassignpointer Sashiko pointed out that kfreercu was called before rcuassignpointer in handling the comment extension. Fix the order so that rcuassignpointer called first...

CVE-2026-72434

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: make sure gc is properly stopped Sashiko noticed that when destroying a set, canceldelayedworksync was called while gc calls queuedelayedwork unconditionally which can lead not to properly shutting down the gc...

CVE-2026-72432

In the Linux kernel, the following vulnerability has been resolved: tpmcrb: Check ACPICOMPANION against NULL during probe Every platform driver can be forced to match a device that doesn't match its list of device IDs because of devicematchdriveroverride, so platform drivers that rely on the...

CVE-2026-72431

In the Linux kernel, the following vulnerability has been resolved: alloctag: fix use-after-free in /proc/allocinfo after module unload allocinfostart only reinitializes the codetag iterator at position 0. For subsequent reads position 0, it reuses cached iterator state from the previous batch...

CVE-2026-72427

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix effective prog array index with BPFFPREORDER replaceeffectiveprog and purgeeffectiveprogs located the slot in the effective array by walking the program hlist and counting entries linearly. That count does not match the...

CVE-2026-72428

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix stack slot index in nospec checks checkstackwritefixedoff computes the byte slot for a fixed-offset stack write as -off - 1, and records each written byte in slottype with slot - i % BPFREGSIZE. The Spectre v4 sanitizati...

CVE-2026-72426

In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve pointer spill metadata during half-slot cleanup cleanfuncstate cleans dead stack slots in 4-byte halves. When the high half of a STACKSPILL slot is dead and the low half remains live, cleanup converts the live low...

CVE-2026-72425

In the Linux kernel, the following vulnerability has been resolved: ice: fix FDIR CTRL VSI resource leak in iceresetallvfs Resetting all VFs causes resource leak on VFs with FDIR filters enabled as CTRL VSIs are only invalidated and not freed. Fix by using icevfctrlvsirelease instead of...

CVE-2026-72424

In the Linux kernel, the following vulnerability has been resolved: rtc: msc313: fix NULL deref in shared IRQ handler at probe msc313rtcprobe calls devmrequestirq with IRQFSHARED and &pdev-dev as the cookie, but platformsetdrvdata is only called later after the clock setup. With a shared IRQ line...

CVE-2026-72422

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free of conn-preauthinfo in concurrent SMB2 NEGOTIATE conn-preauthinfo is shared connection state struct preauthintegrityinfo, kmalloc-96 that is allocated and freed by the SMB2 NEGOTIATE handler and read by...

CVE-2026-72423

In the Linux kernel, the following vulnerability has been resolved: bpf: Guard conntrack opts error writes The conntrack lookup and allocation kfuncs take an opts pointer together with an optssz argument. The verifier checks only the memory range described by optssz, but the wrappers...

CVE-2026-72421

In the Linux kernel, the following vulnerability has been resolved: ipv4: fib: Don't ignore error route in local/main tables. When CONFIGIPMULTIPLETABLES is enabled but no rule is added, fiblookup performs route lookup directly on two tables. Since the first lookup does not properly bail out, the...

CVE-2026-72420

In the Linux kernel, the following vulnerability has been resolved: md/raid5: avoid R5Overlap races while breaking stripe batches KCSAN report a race in breakstripebatchlist vs. raid5makerequest on sh-devi.flags plain word write vs. atomic bit op.. and .. one possible scenario is: CPU1 CPU2...

CVE-2026-72419

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnat: avoid invalid natnet pointer use on failed nfnatinit We ran into below KASAN splat, which is mostly uninteresting, beside for having nfnatregisterfn in the call chain as a cause for the offending access:...

CVE-2026-72417

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: Validate iph-ihl in nfflowip4tunnelproto Add sanity check for iph-ihl field in nfflowip4tunnelproto before using it to compute the header size, avoiding out-of-bounds access with malformed IP headers. While ...

CVE-2026-72416

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftcompat: ebtables emulation must reject non-bridge targets xtables targets return netfilter verdicts: NFACCEPT, NFDROP, and so on. ebtables targets return incompatible verdicts: EBTACCEPT, EBTDROP, ... We cannot allo...

CVE-2026-72414

In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: round up PTP perout pin duration pinduration is converted from the user-provided period to SJA1105 clock ticks and is later passed as the cycletime argument to futurebasetime. Very small period values may becom...

CVE-2026-72413

In the Linux kernel, the following vulnerability has been resolved: sctp: fix errchunk memory leaks in INIT handling When sctpverifyinit encounters unrecognized parameters, it allocates an errchunk to report them. However, this chunk is leaked in several code paths: 1. In sctpsfdo51Binit, if...