CVE-2026-98798

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix NULL dereference in setcoalesce before first open The Rx ring priv and index are only set in bcmgenetinitrxring, which runs at open. Setting the Rx coalescing parameters on an interface that was never opened,...

CVE-2026-98508

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix NULL pointer dereference on fence allocation failure virtiogpufencealloc can fail due to memory pressure and return NULL, but its caller like virtiogpuinitsubmit never checks it. Later, virtiogpuinitsubmit passes...

CVE-2026-98467

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Fix null ptr deref on nested wp/unmap, teardown race Commit 7270cc9157f4 "KVM: arm64: nv: Handle VNCREL2 invalidation from MMU notifiers" introduced VNCREL2 invalidation in both kvmnesteds2unmap and kvmnesteds2wp...

CVE-2026-98523

In the Linux kernel, the following vulnerability has been resolved: drm/client: fix restore of partially initialized client I got a null-ptr-deref report when closing a DRM file descriptor: WARNING: drivers/gpu/drm/drmatomic.c:2031 at drmatomichelpersetconfig+0x18e/0x1b0 drm Call Trace:...

CVE-2026-98651

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Properly handle NULL pointer in datcondsetstoragekey Some callers pass NULL as oldkey. Calling pagecondsetstoragekey will cause that NULL pointer to get dereferenced. Fix by checking for NULL and assigning the pointer ...

CVE-2026-98795

In the Linux kernel, the following vulnerability has been resolved: net: sparx5: skip ptp deinit if init was skipped sparx5ptpinit returns early on the base lan969x variants because they do not have the SPX5FEATUREPTP flag. It also returns early when no "ptp" interrupt is described. Unbinding the...

UBUNTU-CVE-2026-98756

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: Fix NULL pointer dereference in cdns3pciprobe The Cadence USBSS controller is a two-function PCI device. The first probed function allocates the driver data and stores it with pcisetdrvdata, while the second function...

UBUNTU-CVE-2026-98764

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Fix NULL pointer dereference in FUNCTIONFSENDPOINTDESC When user space sets up FunctionFS with only full-speed descriptors e.g., flags = FUNCTIONFSHASFSDESC and the gadget operates at a higher speed such as...

UBUNTU-CVE-2026-98676

In the Linux kernel, the following vulnerability has been resolved: iio: adc: ade9000: fix NULL pointer dereference in clkout registration ade9000setupclkout passes NULL as the register address when registering a divider clock. During clock registration, the common clock framework calls...

UBUNTU-CVE-2026-98508

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix NULL pointer dereference on fence allocation failure virtiogpufencealloc can fail due to memory pressure and return NULL, but its caller like virtiogpuinitsubmit never checks it. Later, virtiogpuinitsubmit passes...

UBUNTU-CVE-2026-98786

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: guard dcsink dereferences in MST mode validation dmdpmstisportsupportmode reads aconnector-dcsink-dsccaps... for the DSC branch-throughput check, and getconvfrlbw's HDMI-PCON FRL-bandwidth path reads...

UBUNTU-CVE-2026-98747

In the Linux kernel, the following vulnerability has been resolved: serial: core: fix NULL pointer dereference in serialcoreunregisterport port-portdev is NULL when no port device is installed: it is cleared on teardown, and never set if registration failed before serialcoreportdeviceadd...

PT-2026-117533

A NULL pointer dereference in the avpriv h264 has num reorder frames function of Ffmpeg version N-119856-gbe46370941 allows attackers to cause a Denial of Service DoS via processing a crafted media file...

CVE-2026-98565

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mt7530: fix NULL dereference on unbind of MT7531 and MT7621 The core and io supplies are only requested for IDMT7530: both the devmregulatorget in probe and the regulatorenable in mt7530setup are guarded by the switch i...

UBUNTU-CVE-2026-98618

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: Handle maximum standalone channels Standalone channels use one NAPI vector for each Tx and Rx queue. fbnic's allocation path excludes FBNICMAXTXQS from that layout. A 64-Tx/64-Rx configuration therefore records 128...

UBUNTU-CVE-2026-98522

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: Propagate map failures correctly from pvrmmumapsgl Map failure from pvrmmumapsgl interface was not returned correctly to pvrmmumap interface. This resulted in pvrmmumap interface to continue instead of returning ...

CVE-2026-12155: Deserialization of Untrusted Data

IBM MQ could allow an authenticated attacker to cause a denial of service by sending specially crafted multicast status messages that trigger a NULL pointer dereference...

CVE-2026-98618

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: Handle maximum standalone channels Standalone channels use one NAPI vector for each Tx and Rx queue. fbnic's allocation path excludes FBNICMAXTXQS from that layout. A 64-Tx/64-Rx configuration therefore records 128...

UBUNTU-CVE-2026-98753

In the Linux kernel, the following vulnerability has been resolved: tty: ttyport: restore TTYIOERROR on activation failure Make sure to restore the TTYIOERROR flag if activation fails to prevent I/O attempts on a port that is gone or powered down. This specifically avoids issues like kernel panic...

UBUNTU-CVE-2026-98801

In the Linux kernel, the following vulnerability has been resolved: net: restrict SORESERVEMEM to TCP sockets and cap max value Commit 2bb2f5fb21b0 "net: add new socket option SORESERVEMEM" and commit d00c8ee31729 "net: fix possible NULL deref in sockreservememory" only checked skhasaccountsk,...