UBUNTU-CVE-2026-43190

In the Linux kernel, the following vulnerability has been resolved: netfilter: xttcpmss: check remaining length before reading optlen Quoting reporter: In net/netfilter/xttcpmss.c lines 53-68, the TCP option parser reads opi+1 directly without validating the remaining option length. If the last...

UBUNTU-CVE-2026-43209

In the Linux kernel, the following vulnerability has been resolved: minix: Add required sanity checking to minixchecksuperblock The fs/minix implementation of the minix filesystem does not currently support any other value for slogzonesize than 0. This is also the only value supported in...

UBUNTU-CVE-2025-71289

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: handle attrsetsize errors when truncating files If attrsetsize fails while truncating down, the error is silently ignored and the inode may be left in an inconsistent state...

UBUNTU-CVE-2026-43180

In the Linux kernel, the following vulnerability has been resolved: net: usb: kaweth: remove TX queue manipulation in kawethsetrxmode kawethsetrxmode, the ndosetrxmode callback, calls netifstopqueue and netifwakequeue. These are TX queue flow control functions unrelated to RX multicast...

UBUNTU-CVE-2026-43161

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Skip dev-iotlb flush for inaccessible PCIe device without scalable mode PCIe endpoints with ATS enabled and passed through to userspace e.g., QEMU, DPDK can hard-lock the host when their link drops, either by surprise...

CVE-2026-43278 dm: clear cloned request bio pointer when last clone bio completes

In the Linux kernel, the following vulnerability has been resolved: dm: clear cloned request bio pointer when last clone bio completes Stale rq-bio values have been observed to cause double-initialization of cloned bios in request-based device-mapper targets, leading to use-after-free and...

CVE-2026-43268 hfsplus: pretend special inodes as regular files

In the Linux kernel, the following vulnerability has been resolved: hfsplus: pretend special inodes as regular files Since commit af153bb63a33 "vfs: catch invalid modes in mayopen" requires any inode be one of SIFDIR/SIFLNK/SIFREG/SIFCHR/SIFBLK/ SIFIFO/SIFSOCK type, use SIFREG for special inodes...

CVE-2026-43265 KVM: x86: Ignore -EBUSY when checking nested events from vcpu_block()

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ignore -EBUSY when checking nested events from vcpublock Ignore -EBUSY when checking nested events after exiting a blocking state while L2 is active, as exiting to userspace will generate a spurious userspace exit,...

CVE-2026-43256

CVE-2026-43256 is a Linux kernel vulnerability in the media subsystem (Qualcomm CAMSS VM) where the vfe_isr_reg_update() function may perform an out-of-bounds access. The code loops with MSM_VFE_IMAGE_MASTERS_NUM(7) but accesses vfe->line[] defined as struct vfe_line lineVFE_LINE_NUM_MAX . Whe...

CVE-2026-43256 media: qcom: camss: vfe: Fix out-of-bounds access in vfe_isr_reg_update()

In the Linux kernel, the following vulnerability has been resolved: media: qcom: camss: vfe: Fix out-of-bounds access in vfeisrregupdate vfeisr iterates using MSMVFEIMAGEMASTERSNUM7 as the loop bound and passes the index to vfeisrregupdate. However, vfe-line array is defined with VFELINENUMMAX4:...

CVE-2026-43251

CVE-2026-43251 affects the Linux kernel HID prodikeys driver. A local attacker can connect a crafted USB device whose report descriptor bypasses the pm->input_ep82 check, leaving input_ep82 NULL and causing a crash (potential DoS). Multiple OSV entries show patches in rootio-linux packages for...

CVE-2026-43246 media: i2c/tw9906: Fix potential memory leak in tw9906_probe()

In the Linux kernel, the following vulnerability has been resolved: media: i2c/tw9906: Fix potential memory leak in tw9906probe In one of the error paths in tw9906probe, the memory allocated in v4l2ctrlhandlerinit and v4l2ctrlnewstd is not freed. Fix that by calling v4l2ctrlhandlerfree on the...

CVE-2026-43230 net/rds: Clear reconnect pending bit

In the Linux kernel, the following vulnerability has been resolved: net/rds: Clear reconnect pending bit When canceling the reconnect worker, care must be taken to reset the reconnect-pending bit. If the reconnect worker has not yet been scheduled before it is canceled, the reconnect-pending bit...

CVE-2026-43221 ipmi: ipmb: initialise event handler read bytes

In the Linux kernel, the following vulnerability has been resolved: ipmi: ipmb: initialise event handler read bytes IPMB doesn't use i2c reads, but the handler needs to set a value. Otherwise an i2c read will return an uninitialised value from the bus driver...

CVE-2026-43221

CVE-2026-43221 affects Linux kernel IPMI/IPMB: the event handler responsible for IPMB read bytes may fail to initialize reads, causing an I2C read to return an uninitialised value from the bus driver. This is described across multiple advisories (Root-OS-UBUNTU-2404, SUSE, Red Hat) as a patchable...

CVE-2026-43217 media: iris: gen2: Add sanity check for session stop

In the Linux kernel, the following vulnerability has been resolved: media: iris: gen2: Add sanity check for session stop In iriskillsession, inst-state is set to IRISINSTERROR and sessionclose is executed, which will kfreeinsthfigen2-packet. If stopstreaming is called afterward, it will cause a...

CVE-2026-43208 net: do not pass flow_id to set_rps_cpu()

In the Linux kernel, the following vulnerability has been resolved: net: do not pass flowid to setrpscpu Blamed commit made the assumption that the RPS table for each receive queue would have the same size, and that it would not change. Compute flowid in setrpscpu, do not assume we can use the...

CVE-2026-43197 netconsole: avoid OOB reads, msg is not nul-terminated

In the Linux kernel, the following vulnerability has been resolved: netconsole: avoid OOB reads, msg is not nul-terminated msg passed to netconsole from the console subsystem is not guaranteed to be nul-terminated. Before recent commit 7eab73b18630 "netconsole: convert to NBCON console...

CVE-2026-43190 netfilter: xt_tcpmss: check remaining length before reading optlen

In the Linux kernel, the following vulnerability has been resolved: netfilter: xttcpmss: check remaining length before reading optlen Quoting reporter: In net/netfilter/xttcpmss.c lines 53-68, the TCP option parser reads opi+1 directly without validating the remaining option length. If the last...

CVE-2026-43183

In the Linux kernel, the media cx25821 driver fixes a resource leak in cx25821_dev_setup() where memory allocated via ioremap() is not released if setup fails. The patch adds release_mem_region() to free the memory region obtained by cx25821_get_resources(). This is the scope of CVE-2026-43183 as...