UBUNTU-CVE-2026-74562

In the Linux kernel, the following vulnerability has been resolved: nexthop: take nh-lock for f6ilist walks in replace check and notify fib6checknhlist and nexthopreplacenotify walk nh-f6ilist during an RTNL-serialized nexthop replace without holding nh-lock. IPv6 RTMNEWROUTE/RTMDELROUTE run...

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-2026-74569

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...

UBUNTU-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-2026-74549

In the Linux kernel, the following vulnerability has been resolved: hwmon: nct6775-core Prevent access to unsupported weight registers Sashiko reports: During initialization of the nct6116 chip, the driver sets data-pwmnum to 5. However, it assigns several NCT6106 register arrays such as...

CVE-2026-74541

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: clear isodata always when detaching conn from hcon When setting conn-hcon = NULL, also conn-hcon-isodata = NULL is necessary, otherwise later isoconnfree will UAF. Fix clearing of isodata in isosockdisconn Fixes...

CVE-2026-74519

In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: don't free uninitialized devname on error path dtrememberorfreemap duplicates devname for each map entry. If kstrdupconst fails, dtfreemap frees devname in all nummaps entries, including entries that have not...

CVE-2026-74506

In the Linux kernel, the following vulnerability has been resolved: afs: Fix UAF when sending a message In afsmakecall, there's a race with async call reception and destruction. If a call is dispatched that doesn't have call-writeiter set used to specify the data content for FS.StoreData, then th...

CVE-2026-74509

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix advertising data UAFs hcifindadvinstance returns an advinfo pointer that is valid only while hdev-lock is held. The advertising command-sync paths perform instance lookups without that lock and, in some...

CVE-2026-74493

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket use-after-free during link group termination smclgrterminate drops connslock after finding a connection in lgr-connsall, but before taking a reference on its socket. The connection is embedded in the socket, a...

CVE-2026-74489

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix tidtx use-after-free on BA session stop ieee80211stoptxbacb hands tidtx to kfreercu through ieee80211removetidtx, and then reads tidtx-ndp after dropping sta-lock: ieee80211removetidtxsta, tid; / kfreercutidtx...

CVE-2026-74485

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: reject a flag character as the field delimiter The registration string starts with a user chosen delimiter that separates the individual fields. So that the field parsers terminate even on a truncated string createent...

CVE-2026-74479

In the Linux kernel, the following vulnerability has been resolved: net: pktgen: fix proc entry use-after-free pktgenchangename replaces pktdev-entry while holding t-iflock. pktgenremovedevice removes the same entry before remdevfromiflist takes that lock. This allows the following interleaving:...

CVE-2026-74456

In the Linux kernel, the following vulnerability has been resolved: can: peakusb: peakusbstart: fix double free of transfer buffer on URB submit error In peakusbstart, each RX URB transfer buffer is allocated with kmalloc and the URB is flagged URBFREEBUFFER so that the final usbfreeurb also free...

CVE-2026-74541

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: clear isodata always when detaching conn from hcon When setting conn-hcon = NULL, also conn-hcon-isodata = NULL is necessary, otherwise later isoconnfree will UAF. Fix clearing of isodata in isosockdisconn Fixes...

UBUNTU-CVE-2026-74489

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix tidtx use-after-free on BA session stop ieee80211stoptxbacb hands tidtx to kfreercu through ieee80211removetidtx, and then reads tidtx-ndp after dropping sta-lock: ieee80211removetidtxsta, tid; / kfreercutidtx...

UBUNTU-CVE-2026-74506

In the Linux kernel, the following vulnerability has been resolved: afs: Fix UAF when sending a message In afsmakecall, there's a race with async call reception and destruction. If a call is dispatched that doesn't have call-writeiter set used to specify the data content for FS.StoreData, then th...

UBUNTU-CVE-2026-74479

In the Linux kernel, the following vulnerability has been resolved: net: pktgen: fix proc entry use-after-free pktgenchangename replaces pktdev-entry while holding t-iflock. pktgenremovedevice removes the same entry before remdevfromiflist takes that lock. This allows the following interleaving:...

CVE-2026-74493

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket use-after-free during link group termination smclgrterminate drops connslock after finding a connection in lgr-connsall, but before taking a reference on its socket. The connection is embedded in the socket, a...

CVE-2026-74519

In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: don't free uninitialized devname on error path dtrememberorfreemap duplicates devname for each map entry. If kstrdupconst fails, dtfreemap frees devname in all nummaps entries, including entries that have not...