UBUNTU-CVE-2026-72382

In the Linux kernel, the following vulnerability has been resolved: ksmbd: reject undersized DACLs before parsing ACEs parsedacl limits the attacker-controlled ACE count by comparing it with the number of minimal ACEs that fit in the DACL size. The DACL size field is 16 bits, but the expression...

UBUNTU-CVE-2026-74427

In the Linux kernel, the following vulnerability has been resolved: afs: Fix netns teardown to cancel the preallocation charger Fix the teardown of an afs network namespace to make sure it cancels the work item that keeps the preallocated rxrpc call/conn/peer queue charged before incoming calls a...

UBUNTU-CVE-2026-74394

In the Linux kernel, the following vulnerability has been resolved: RDMA/srpt: fix integer overflow in immediate data length check immbuf-len is a user-controlled uint32t received from the network. Adding it to immdataoffset without overflow checking allows a malicious initiator to send...

UBUNTU-CVE-2026-74417

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: fix integer overflow in radeonalignpitch radeonalignpitch has the same kind of overflow issue as the old amdgpu helper: both the alignment round-up add and the final 'aligned cpp' calculation can overflow signed int. ...

UBUNTU-CVE-2026-72303

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-control: Validate notification payload size Validate MODULENOTIFICATION payload length before reading bytes/channel data in control update handling...

UBUNTU-CVE-2026-74293

In the Linux kernel, the following vulnerability has been resolved: ASoC: fsl: fslaudmix: Validate written enum values fslaudmixputmixclksrc and fslaudmixputoutsrc convert the user-provided enum item with sndsocenumitemtoval before checking whether the item is within the enum's item count. The...

UBUNTU-CVE-2026-72466

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Fix bcall rep leak and unbounded peek rpcrdmaisbcall decodes a reply's first words to decide whether the frame is a backchannel call. Two issues in that decode path let a short or malformed reply leak the receive buffer...

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-2026-74338

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject sleepable BPFLSMCGROUP programs at load time The cgroup shim runs under rcureadlockdontmigrate, so we should not attach any sleepable BPF programs there. Add support to the verifier to explicitly reject attempts to lo...

UBUNTU-CVE-2026-74338

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject sleepable BPFLSMCGROUP programs at load time The cgroup shim runs under rcureadlockdontmigrate, so we should not attach any sleepable BPF programs there. Add support to the verifier to explicitly reject attempts to lo...

CVE-2026-72322

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: Fix potential UAF in MLD delayed work A race condition exists between device teardown and incoming MLD query processing, leading to a Use-After-Free in the MLD delayed work. During device destruction, the primary...

CVE-2026-74394

In the Linux kernel, the following vulnerability has been resolved: RDMA/srpt: fix integer overflow in immediate data length check immbuf-len is a user-controlled uint32t received from the network. Adding it to immdataoffset without overflow checking allows a malicious initiator to send...

CVE-2026-74293

In the Linux kernel, the following vulnerability has been resolved: ASoC: fsl: fslaudmix: Validate written enum values fslaudmixputmixclksrc and fslaudmixputoutsrc convert the user-provided enum item with sndsocenumitemtoval before checking whether the item is within the enum's item count. The...

UBUNTU-CVE-2026-72350

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtu32: reject invalid shift counts u32matchit executes rule-supplied shift operands on a 32-bit value. A malformed u32 rule can provide a shift count of 32 or more, triggering an undefined shift out-of-bounds during...

UBUNTU-CVE-2026-72464

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Repost Receive buffers for malformed replies rpcrdmawcreceive decrements the transport's Receive count for every completion before it dispatches a successful Receive to rpcrdmareplyhandler. The handler must post a...

UBUNTU-CVE-2026-74429

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix the reception of a reply packet before data transmission Fix rxrpcreceivingreply to handle the reception of an apparent reply DATA packet before rxrpc has had a chance to send any request DATA packets on a client call ...

UBUNTU-CVE-2026-74386

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix page fragment cache leak in error path In nvmettcpallocqueue, when a connection is closed during the allocation process e.g., nvmettcpsetqueuesock returns -ENOTCONN, the error handling jumps to outdestroysq and the...

UBUNTU-CVE-2026-72333

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix tx ident leak for commands without a response Commit 6c3ea155e5ee "Bluetooth: L2CAP: Fix not tracking outstanding TX ident" changed ident allocation to use an IDA, releasing idents in l2capputident when the...

UBUNTU-CVE-2026-72330

In the Linux kernel, the following vulnerability has been resolved: net/tls: Consume empty data records in tlsswreadsock A peer may send a zero-length TLS applicationdata record; TLS 1.3 explicitly permits these as a traffic-analysis countermeasure RFC 8446, Section 5.1. After decryption such a...

UBUNTU-CVE-2026-72444

In the Linux kernel, the following vulnerability has been resolved: flowdissector: check device type before reading ETHADDRS skbflowdissect unconditionally reads 12 bytes from ethhdrskb when FLOWDISSECTORKEYETHADDRS is requested. This assumes the skb has a valid Ethernet header at macheader, whic...