CVE-2026-74642

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb: Fix UAF at delayed release of MIDI2 EPs The recent fix for UAF in umptoendpoint caused another UAF because it tries to dereference the UMP endpoint object, but this might be executed at a delayed context where the...

CVE-2026-74641

In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: bound the hwdep mmap fault offset sndus428ctlsvmfault turns the faulting page offset into a kernel address with no bound of any kind: offset = vmf-pgoff us428ctlssharedmem + offset; page = virttopagevaddr; getpagepag...

CVE-2026-74640

In the Linux kernel, the following vulnerability has been resolved: ALSA: FCP: fix OOB write in fcpmeterctlget fcpioctlsetmetermap bounds the user-supplied Level Meter map size by the driver's own limit of 255 if map.mapsize 255 || map.meterslots 255 return -EINVAL; and passes it to fcpaddnewctl ...

CVE-2026-74639

In the Linux kernel, the following vulnerability has been resolved: ALSA: us144mkii: re-anchor capture URBs on resubmission captureurbcomplete resubmits each capture URB without anchoring it: usbgeturburb; ret = usbsubmiturburb, GFPATOMIC; Anchoring is a property of a submission, not of the URB...

CVE-2026-74638

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Serialize the scheduler timeout handlers V3D exposes several independent hardware queues BIN, RENDER, TFU and CSD but has only a single, global reset. A timeout on any one queue therefore has to stop, reset and restart t...

CVE-2026-74636

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix race between updateeventfields and, eventdefinefields The following sequence may leads race between eventdefinefields and updateeventfields: CPU0 loads module A CPU1 loads module B ===============================...

CVE-2026-74637

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix group leader use-after-free after sibling detach perfgroupdetach handles leader and sibling detach differently. When the group leader is detached, all siblings are promoted to singleton events and their groupleader...

CVE-2026-74635

In the Linux kernel, the following vulnerability has been resolved: fbdev: bitblit: bound-check glyph index in bitcursor bitcursor fetches the glyph under the cursor with c = scrreadwvcpos; src = vcfont.data + c & charmask w height; where charmask is 0x1ff when vchifontmask is set. The screen...

CVE-2026-74634

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Prevent subbuf order change when resizing is disabled Because ringbuffersubbuforderset frees buffer pages, we can't allow it when resizing is disabled. A non-consuming reader is at risk of use-after-free rbadvanceite...

CVE-2026-74632

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix hugezeropfn race Patch series "mm/hugememory: fix hugezeropfn race", v2. There is a subtle race in the reference-counted hugezerofolio implementation. The fast path atomic logic fails to account for the fact th...

CVE-2026-74633

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix NULL pointer dereference in module event cache removal A module-only event filter such as ":mod:foo" is cached with a NULL eventmod-match when foo has not been loaded. If a later write tries to remove a specific matc...

CVE-2026-74631

In the Linux kernel, the following vulnerability has been resolved: net: smc: fix splice entry lifetime imbalance in smcrxsplice smcrxsplice passes pages to splicetopipe before taking the references that cover the lifetime of each splice entry. In the VM-backed RMB path, splicetopipe may drop...

CVE-2026-74630

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent in6devget from resurrecting inet6dev in6devget reads dev-ip6ptr under RCU and then unconditionally increments its refcount. Device teardown can clear the pointer and drop the last reference between these operations...

CVE-2026-74628

In the Linux kernel, the following vulnerability has been resolved: net/x25: fix use-after-free of the socket by its timers The x25 timers are armed with modtimer and cancelled with timerdelete, so a pending timer holds no reference on the socket and a cancel does not wait for a callback already...

CVE-2026-74629

In the Linux kernel, the following vulnerability has been resolved: net/dibs: Correct freeing of dmbclientidarr A dibs device interrupt handler can be active after dibsdevdel and may still access dmbclientidarr. UAF In case of a failure in dibsdevadd being called by dibslodevprobe dmbclientidarr ...

CVE-2026-74624

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrack: defer invalid log until after unlock TCP and SCTP conntrack paths can emit invalid-packet logs while ct-lock is still held. When invalid logging is routed to nfnetlinklog and conntrack export is enabled, t...

CVE-2026-74625

In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: release template ct on non-IP path A bridge nftables ct zone set rule can attach a conntrack template to an skb before nfctbridgepre sees it. For non-IPv4 and non-IPv6 EtherTypes, nfctbridgepre currently...

CVE-2026-74623

In the Linux kernel, the following vulnerability has been resolved: net: atlantic: free stranded TX buffers on ring deinit aqvecdeinit drains the TX rings with a single aqringtxclean call, which frees at most AQCFGTXCLEANBUDGET 256 descriptors and stops at hwhead, which no longer moves once...

CVE-2026-74622

In the Linux kernel, the following vulnerability has been resolved: net: atlantic: free RX pages of consumed but not refilled buffers aqringrxdeinit only walks swhead, swtail, the region posted to hardware. Since the page reuse strategy was added, a cleaned RX buffer keeps its page and its DMA...

CVE-2026-74620

In the Linux kernel, the following vulnerability has been resolved: net/sched: actgact, actpolice: range check the fallback control action tcfactioncheckctrlact range checks the primary control action: if !opcode ret = action TCACTVALUEMAX ? -EINVAL : 0; TCACTVALUEMAX is TCACTTRAP, so...