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...

UBUNTU-CVE-2026-74474

In the Linux kernel, the following vulnerability has been resolved: vxlan: use pskbnetworkmaypull for transmit path header pulls In vxlanxmit, arpreduce, and vxlanmdbentryskbget, pskbmaypull was being called to verify the availability of network layer headers ARP, IPv6/ND, IP/IPv6 MDB keys...

UBUNTU-CVE-2026-74507

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HIDP: validate numbered report payloads When hidpgetrawreport waits for a numbered report, hidpprocessdata compares the expected report number with skb-data0. A connected HIDP peer can reply with only a DATA transactio...

UBUNTU-CVE-2026-74443

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: bound DMA command body size against suffix pointer vmwcmddma locates the DMA suffix at unsigned long &cmd-body + header-size - sizeofsuffix without checking that header-size is large enough to contain both cmd-body an...

UBUNTU-CVE-2026-74512

In the Linux kernel, the following vulnerability has been resolved: audit: fix potential use-after-free in auditdelrule auditdelrule destroys e-rule.exe via auditremovemarkrule before unlinking the rule from RCU-visible filter lists and waiting for a grace period. Concurrent readers in auditfilte...

UBUNTU-CVE-2026-74497

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Clamp frame size in implicit-feedback mode sndusbhandlesyncurb scales received sync packet sizes by the sender's stride and stores the result directly in outpacket-packetsizei. If a connected USB device sends an...

UBUNTU-CVE-2026-74446

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: hold eventmutex while checkpointing CRIU events kfdcriucheckpointevents counts the entries in p-eventidr via kfdgetnumevents, allocates an array sized to that count, and then walks the same IDR to fill it. Neither the...

UBUNTU-CVE-2026-74529

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold conn in hciconnectpasync callback There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that...

UBUNTU-CVE-2026-74475

In the Linux kernel, the following vulnerability has been resolved: vxlan: use neighhasnapshot in routeshortcircuit The neighbour hardware address n-ha can be updated asynchronously by the neighbour subsystem, protected by n-halock seqlock. Reading n-ha without holding the seqlock loop can lead t...

UBUNTU-CVE-2026-74545

In the Linux kernel, the following vulnerability has been resolved: rtase: fix double free of multi-frag skb on DMA map failure In rtasestartxmit, when the head buffer DMA mapping fails after rtasexmitfrags has mapped all fragments, the error path clears the fragment descriptors with...

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-2026-74496

In the Linux kernel, the following vulnerability has been resolved: fou: Fix use-after-free in foucreate foucreate publishes struct fou through skuserdata before adding the new FOU port to the per-netns list. If fouaddtoportlist fails, the error path frees fou while it is still reachable through...

CVE-2026-74577 net: mpls: initialize rtm_tos in mpls_getroute()

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...

EUVD-2026-59642

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-2026-74577 net: mpls: initialize rtm_tos in mpls_getroute()

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-2026-74577

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-2026-74577

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-2026-74577

CVE-2026-74577 applies to the Linux kernel’s MPLS netlink path. A construction of RTM_NEWROUTE replies for RTM_GETROUTE could leak an uninitialized byte from the rtmsg header when rtm_tos was not zeroed, due to missing initialization in mpls_getroute(); the code filled most fields but left rtm_to...

CVE-2026-74576 mm/slab: prevent unbounded recursion in free path with new kmalloc type

In the Linux kernel, the following vulnerability has been resolved: mm/slab: prevent unbounded recursion in free path with new kmalloc type Commit 280ea9c3154b "mm/slab: avoid allocating slabobjext array from its own slab" avoided recursive allocation of objexts from kmalloc caches of the same...

CVE-2026-74576

In the Linux kernel, the following vulnerability has been resolved: mm/slab: prevent unbounded recursion in free path with new kmalloc type Commit 280ea9c3154b "mm/slab: avoid allocating slabobjext array from its own slab" avoided recursive allocation of objexts from kmalloc caches of the same...