UBUNTU-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,...

UBUNTU-CVE-2026-74564

In the Linux kernel, the following vulnerability has been resolved: netfilter: xthashlimit: validate hashtable supports XTHASHLIMITRATEMATCH The XTHASHLIMITRATEMATCH flag mode changes the semantics of the dsthashent structure which represents an entry in the hashtable. There is a union area which...

UBUNTU-CVE-2026-74469

In the Linux kernel, the following vulnerability has been resolved: sctp: prevent peer transport count overflow sctpassocaddpeer increments the association's 16-bit transportcount for every new unique peer. Adding the 65,536th transport wraps the count to zero. SCTP sockdiag uses transportcount t...

CVE-2026-74466

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: Close speculative mem read possibility The domain value is extracted from a given CCA or EP11 ioctl struct when a CPRB is about to be sent. Thus this is a user controlled value. Under some special conditions custom...

UBUNTU-CVE-2026-74539

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: lock sk in isosockgetname Accessing isopisk-conn requires locksock, which is not held here. Fix by adding the lock/release...

CVE-2026-74577

In the Linux kernel, the following vulnerability has been resolved: net: mpls: initialize rtmtos in mplsgetroute mplsgetroute builds the RTMNEWROUTE reply to an RTMGETROUTE request by filling a struct rtmsg allocated from an skb whose data area is not zeroed allocskbNLMSGGOODSIZE, .... It sets...

CVE-2026-74568 KVM: arm64: vgic: Fix race between LPI release and re-registration

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic: Fix race between LPI release and re-registration Fix a potential race between decrementing an LPI's reference count and evicting that structure from the LPI xarray. LPI structures are maintained in the VGIC LPI...

CVE-2026-74556 scsi: libiscsi_tcp: Bound SCSI Response data segment to the connection buffer

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-2026-74527

CVE-2026-74527 affects the Linux kernel’s octeontx2-af pathway. PF and VF NIX LFs sharing a CGX LMAC can reuse the same hardware PKIND programming; when HiGig2 or EDSA parsing is enabled, a VF NIX LF alloc must not reset the PF’s LMAC RX PKIND or default TX parse config. The fix adds cgx_get_pkin...

CVE-2026-74503 ALSA: timer: Clear SNDRV_TIMER_IFLG_DEAD once the close completes

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Clear SNDRVTIMERIFLGDEAD once the close completes sndtimercloselocked marks an instance with SNDRVTIMERIFLGDEAD and returns early when the flag is already set, but the flag is never cleared again. A completed close...

CVE-2026-74490 tipc: avoid use-after-free in poll trace queue dumps

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid use-after-free in poll trace queue dumps TIPC socket tracepoints dump queue state through tipcskdump. Most queue-dump callsites already serialize that walk under the socket lock or sk-sklock.slock, but tipcpoll calls...

EUVD-2026-59684

In the Linux kernel, the following vulnerability has been resolved: of/address: Fix NULL bus dereference in ofpcirangeparserone The bus matching rework made ofmatchbus return NULL for nodes with ranges/dma-ranges but no local address-cells. parserinit stored that NULL bus, and the range iterator...

CVE-2026-74490

CVE-2026-74490 affects the Linux kernel’s TIPC subsystem. According to multiple sources (NVD, SUSE, Debian, OSV, PT Security, EUVD), the issue is a use-after-free in the poll trace path where tipc_poll() can trigger queue dumps (tipc_list_dump) while an skb may be dequeued and freed in an unlocke...

CVE-2026-74443

CVE-2026-74443 affects the Linux kernel DRM/vmwgfx path. The issue in vmw_cmd_dma() computes the DMA suffix location without ensuring header->size can contain both body and suffix, allowing an undersized header to underflow the suffix pointer and later overwrite verified fields of a relocated ...

CVE-2026-74431

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix potential infinite loop in rxrpcrecvmsg Fix the wait in rxrpcrecvmsg also take check the oob queue...

CVE-2026-74435

In the Linux kernel, the following vulnerability has been resolved: rxrpc: rxrpcverifydata ensure rxdecbuffer alloc rxrpcrecvmsgdata calls rxrpcverifydata whenever the rxrpccall.rxdecbuffer is unallocated and assumes that upon successful return that rxdecbuffer must be allocated. However,...

CVE-2026-74433

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix UAF in rxgkissuechallenge Fix rxgkissuechallenge to free the page containing the challenge content after invoking the tracepoint as the whdr passed to the tracepoint points into the page just freed...

CVE-2026-74425

In the Linux kernel, the following vulnerability has been resolved: afs: handle CB.InitCallBackState3 requests without a server record The cache manager callback path now attaches the server record to an incoming call through the rxrpc peer's app data. That association is not guaranteed to exist...

CVE-2026-74428

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix double unlock in rxrpcrecvmsg Fix a double unlock in rxrpcrecvmsg when dealing with OOB messages...

CVE-2026-74419

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Adjust size for copytouser The amount of data returned to user space should be limited by the buffer size provided by the application. If the buffer is smaller than the data size, return only the portion that fits...