UBUNTU-CVE-2026-80538

In the Linux kernel, the following vulnerability has been resolved: xfs: propagate errors from xfsrtginodeload xfsrtginodeensure treats every xfsrtginodeload error other than -ENOENT as success. This can leave the realtime group inode unset after an I/O, allocation, or corruption error. Growfs th...

UBUNTU-CVE-2026-80526

In the Linux kernel, the following vulnerability has been resolved: ASoC: tas2562: Validate values for volume writes tas2562volumecontrolput does not do any validation of the control value written by userspace, it uses it to look up a value in a fixed size array which can easily be overflowed and...

UBUNTU-CVE-2026-80524

In the Linux kernel, the following vulnerability has been resolved: optee: ffa: Add NULL check in opteeffalendprotmem Sashiko locally reports a possible null dereference under memory pressure due to the lack of validation of the allocated pointer. Fix that by adding the missing check...

UBUNTU-CVE-2026-80576

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: reject oversized IBs with per-ring packet limits On GFX rings, amdgpucsp2ib passed user-supplied ibbytes through to ib-lengthdw without a limit, while ringemitib encodes length into packet fields. Oversized values can...

UBUNTU-CVE-2026-80530

In the Linux kernel, the following vulnerability has been resolved: xfs: fix exchange-range reflink flag clearing issue with INO1WRITTEN When exchanging two full-file ranges, xmicanexchangereflinkflags can move the reflink inode flag from the file that currently has it to the other file, as long ...

UBUNTU-CVE-2026-80569

In the Linux kernel, the following vulnerability has been resolved: Input: synaptics-rmi4 - bound the F54 report size to the allocated buffer rmif54work reads a diagnostics report from the device into f54-reportdata, sizing the transfer with rmif54getreportsize: reportsize = rmif54getreportsizef5...

UBUNTU-CVE-2026-80566

In the Linux kernel, the following vulnerability has been resolved: Input: hynitroncstxxx - validate touch count and finger IDs The driver allocates maxtouchnum input slots, which are indexed from zero through maxtouchnum - 1. The current check allows a finger ID equal to maxtouchnum to reach...

UBUNTU-CVE-2026-80543

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: Pad trailing CCA or EP11 message with zeros The both functions xcrbmsgtotype6cprbmsgx and xcrbmsgtotype6ep11cprbmsgx copy the user space message into a kernel buffer based on the message length. But on further...

UBUNTU-CVE-2026-80582

In the Linux kernel, the following vulnerability has been resolved: drm/shmemhelper: Check VMA boundaries for PMD mappings In the -hugefault handler do not install a PMD huge page mapping if the huge page exceeds the boundaries of the VMA. All other -hugefault handlers have similar checks and the...

UBUNTU-CVE-2026-80581

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-pcm: Continue the pipeline trigger in case of IPC timeout Ignore IPC errors for pipeline state change if the firmware state is crashed or the IPC has timed out. If the firmware has crashed the kernel still needs t...

UBUNTU-CVE-2026-80534

In the Linux kernel, the following vulnerability has been resolved: xfs: fix ilock leak on error in xfsdqgetnextid xfsdqgetnextid takes the quota inode ILOCK before calling xfsireadextents. If xfsireadextents fails, the function returns immediately without releasing the lock, leaking the quota...

UBUNTU-CVE-2026-80542

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix NULL pointer dereference in amdgpudmcrtcsetvblank amdgpudmcrtcsetvblank dereferences acrtcstate-stream when vblank is enabled/queried from DRMIOCTLMODECRTCGETSEQUENCE before a stream is attached to it. BUG:...

UBUNTU-CVE-2026-80551

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Ensure first IDAW remains constant The first IDAW in a list does not need to be on a 2K/4K boundary like all others, and so is read separately to accurately calculate the size of the buffer needed to read the full...

UBUNTU-CVE-2026-80523

In the Linux kernel, the following vulnerability has been resolved: clk: spacemit: k3: set hdma clock as critical HDMA clock is responsible for the internal TCM access path of X100 RISC-V core, so set the clock flag as critical to prevent it from being shut off, otherwise the Linux system will...

UBUNTU-CVE-2026-80537

In the Linux kernel, the following vulnerability has been resolved: xfs: fix off-by-one in rtrefcount btree root level validation xfsrtrefcountbtcomputemaxlevels sets mp-mrtrefcmaxlevels = mindmaxlevels, rmaxlevels + 1; where the trailing "+ 1" already accounts for the inode-root level, so the...

UBUNTU-CVE-2026-80520

In the Linux kernel, the following vulnerability has been resolved: ovpn: fix NULL dereference when killing missing key ovpncryptokillkey assumes both crypto slots are populated and dereferences each slot before checking it. That is not guaranteed: a peer can have only one installed key, and the...

UBUNTU-CVE-2026-80548

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Selectively expand iomutex The iomutex was defined to serialize the ioregions, but then has also sort of been associated with the I/O themselves because of the close relationship they share. With the handful of race...

UBUNTU-CVE-2026-80575

In the Linux kernel, the following vulnerability has been resolved: Input: cs40l50-vibra - validate custom data from user space cs40l50add copies the custom data of an FFPERIODIC/FFCUSTOM effect straight from the ffeffect the user passed to EVIOCSFF, without requiring it to hold anything:...

UBUNTU-CVE-2026-80586

In the Linux kernel, the following vulnerability has been resolved: mptcp: options: reset DSS fields in case of unexpected size A remote peer could send a malformed DSS with a wrong size, followed by another DSS or MPC + Data. In this case, the first suboption will be ignored, but leaving some...

UBUNTU-CVE-2026-80588

In the Linux kernel, the following vulnerability has been resolved: mptcp: reclaim forward-allocated memory on RX path errors After commit 9db5b3cec4ec "mptcp: borrow forward memory from subflow", errors in the receive path prior to queueing skbs into the receive queue do not trigger...