CVE-2026-74557

In the Linux kernel, the following vulnerability has been resolved: scsi: libiscsi: Fix stale-data leak into the SCSI sense buffer iscsiscsicmdrsp copies the sense data of a SCSI Response from the target-supplied data segment. The segment carries a 2-byte sense length followed by the sense bytes,...

CVE-2026-74556

In the Linux kernel, the following vulnerability has been resolved: scsi: libiscsitcp: Bound SCSI Response data segment to the connection buffer iscsitcphdrdissect receives the data segment of several PDU types into the fixed-size conn-data buffer, which is allocated for ISCSIDEFMAXRECVSEGLEN 819...

CVE-2026-74544

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsu32: validate offshift to prevent shift-out-of-bounds u32change copies the user-provided tcu32sel.offshift unsigned char, 0-255 into the kernel knode object without bounds validation. When a packet later hits...

CVE-2026-74550

In the Linux kernel, the following vulnerability has been resolved: net: do not send ICMP/NDISC Redirects when peer allocation fails When inetgetpeerv4 or inetgetpeerv6 fails to allocate a peer entry under memory pressure or tree size caps, redirect handlers previously fell back to sending...

CVE-2026-74567

In the Linux kernel, the following vulnerability has been resolved: keys: fix out-of-bounds read in keyringgetkeychunk For description-level chunks keyringgetkeychunk advances the read pointer by level sizeoflong past the inline prefix but only bounds-checks the prefix, so a long enough key...

CVE-2026-74401

In the Linux kernel, the following vulnerability has been resolved: dlm: fix add msg handle in sendqueue ordered In a benchmark scenario triggering a lot of requests that triggers a lot of DLM messages on the network it can be that the mh-seq is not ordered according the oldest seq number. This...

CVE-2026-74565

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: make nftobject rhltable per table The nftobject rhltable is global, this allows for accessing objects that are being dismangled from lookup path by other existing netns. Given the nftobjdestroy releases the...

CVE-2026-74409

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: add bounds check on firmware macid in link lookup The macid field in RX descriptors is 8 bits wide 0-255, but assoclinkonmacid has only RTW89MAXMACIDNUM 128 entries. While the driver currently assigns macid values...

CVE-2026-74569

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntracksip: widen NAT rewrite delta to s32 in siphelptcp siphelptcp stores the size change of each NAT-rewritten SIP message in s16 diff and accumulates it in s16 tdiff, but a single message can grow by more than...

CVE-2026-74537

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: hold sk properly in isoconnready sk deref in isoconnready must be done either under conn-lock, or holding a refcount, to avoid concurrent close. conn-sk is currently accessed without either: Task 1 Task 2...

UBUNTU-CVE-2026-74558

In the Linux kernel, the following vulnerability has been resolved: xsk: reclaim invalid Tx descriptors in ZC batch path The zero-copy Tx batch parser stops when it encounters an invalid descriptor. If this happens after one or more continuation descriptors, the Tx consumer can be advanced past...

UBUNTU-CVE-2026-72036

In the Linux kernel, the following vulnerability has been resolved: net/sched: schmultiq: Replace direct dequeue call with peek and qdiscdequeuepeeked multiqdequeue takes a packet from a band's child with a direct -dequeue call after multiqpeek peeked it. When the child is non-work-conserving the...

UBUNTU-CVE-2026-74525

In the Linux kernel, the following vulnerability has been resolved: net: sxgbe: free TX rings on RX allocation failure When RX descriptor ring allocation fails, initdmadescrings only frees the partially allocated RX rings and returns. The TX rings that were allocated earlier in the same function...

UBUNTU-CVE-2026-74318

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix deadlock cloning inline extent when using flushoncommit In commit b48c980b6a7e "btrfs: fix deadlock between reflink and transaction commit when using flushoncommit" a deadlock was fixed between reflinks and transaction...

UBUNTU-CVE-2026-74337

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix NMI/tracepoint re-entry deadlock on lru locks NMI and tracepoint BPF programs can re-enter the per-CPU or global LRU lock that bpflrupopfree/pushfree already hold on the same CPU, AA-deadlocking. Lockdep reports...

CVE-2026-74554

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix out-of-bounds clearbit in ath12kmacdppeercleanup ath12kmacdppeercleanup clears the ML peer ID slot on the freemlpeeridmap bitmap by indexing it with dppeer-peerid. That is wrong: dppeer-peerid for an MLO peer...

UBUNTU-CVE-2026-68465

In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-esdhc-imx: fix esdhcchangepinstate to allow default state restore esdhcchangepinstate checks for pins100mhz and pins200mhz at the top of the function and returns -EINVAL if either is not defined. This prevents the...

UBUNTU-CVE-2026-72262

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc3-control: Fix heap overflow in bytesext put/get The ipccontroldata buffer is allocated as kzallocmaxsize, where maxsize covers the entire struct sofipcctrldata including its flexible array payload. However, the...

CVE-2026-74309

In the Linux kernel, the following vulnerability has been resolved: vdpa/octeonep: fix IRQ-to-ring mapping in interrupt handler Look up the IRQ index in octhw-irqs instead of assuming irq - irqs0. This supports non-contiguous IRQ numbers and avoids incorrect ring indexing when irqs0 is not the ba...

CVE-2026-74488

In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: use the subframe length when parsing A-MSDU TDLS frames mwifiex11ndispatchamsdupkt splits an A-MSDU with ieee80211amsduto8023s and walks the resulting subframes. For each subframe it passes the subframe data pointe...