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...

CVE-2026-43142

In the Linux kernel, the following vulnerability has been resolved: media: iris: gen1: Destroy internal buffers after FW releases After the firmware releases internal buffers, the driver was not destroying them. This left stale allocations that were no longer used, especially across resolution...

UBUNTU-CVE-2026-43123

In the Linux kernel, the following vulnerability has been resolved: fbcon: check return value of con2fbacquirenewinfo If fbconopen fails when called from con2fbacquirenewinfo then info-fbconpar pointer remains NULL which is later dereferenced. Add check for return value of the function...

UBUNTU-CVE-2026-43212

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Make cpumaskofnode robust against NUMANONODE The arch definition of cpumaskofnode cannot handle NUMANONODE - which is a valid index - so add a check for this...

UBUNTU-CVE-2026-43181

In the Linux kernel, the following vulnerability has been resolved: gpio: sysfs: fix chip removal with GPIOs exported over sysfs Currently if we export a GPIO over sysfs and unbind the parent GPIO controller, the exported attribute will remain under /sys/class/gpio because once we remove the pare...

UBUNTU-CVE-2026-43225

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix memory leak on failure path cfg80211informbssframe may return NULL on failure. In that case, the allocated buffer 'buf' is not freed and the function returns early, leading to potential memory leak. Fix th...

UBUNTU-CVE-2026-43244

In the Linux kernel, the following vulnerability has been resolved: kcm: fix zero-frag skb in fraglist on partial sendmsg error Syzkaller reported a warning in kcmwritemsgs when processing a message with a zero-fragment skb in the fraglist. When kcmsendmsg fills MAXSKBFRAGS fragments in the curre...

UBUNTU-CVE-2026-43235

In the Linux kernel, the following vulnerability has been resolved: media: iris: Add missing platform data entries for SM8750 Two platform-data fields for SM8750 were missed: - getvpubuffersize = irisvpu33bufsize Without this, the driver fails to allocate the required internal buffers, leading to...

CVE-2026-43080

In the Linux kernel, the following vulnerability has been resolved: l2tp: Drop large packets with UDP encap syzbot reported a WARN on my patch series 1. The actual issue is an overflow of 16-bit UDP length field, and it exists in the upstream code. My series added a debug WARN with an overflow...

CVE-2026-43076

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate inline data isize during inode read When reading an inode from disk, ocfs2validateinodeblock performs various sanity checks but does not validate the size of inline data. If the filesystem is corrupted, an inode's...

CVE-2026-43075

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2writeendinline KASAN reports a use-after-free write of 4086 bytes in ocfs2writeendinline, called from ocfs2writeendnolock during a copyfilerange splice fallback on a corrupted ocfs2 filesyst...

CVE-2026-43117

In the Linux kernel, the following vulnerability has been resolved: btrfs: tracepoints: get correct superblock from dentry in event btrfssyncfile If overlay is used on top of btrfs, dentry-dsb translates to overlay's super block and fsid assignment will lead to a crash. Use fileinodefile-isb to...

CVE-2026-43111

In the Linux kernel, the following vulnerability has been resolved: HID: roccat: fix use-after-free in roccatreportevent roccatreportevent iterates over the device-readers list without holding the readerslock. This allows a concurrent roccatrelease to remove and free a reader while it's still bei...

CVE-2026-43113

In the Linux kernel, the following vulnerability has been resolved: wifi: wl1251: validate packet IDs before indexing txframes wl1251txpacketcb uses the firmware completion ID directly to index the fixed 16-entry wl-txframes array. The ID is a raw u8 from the completion block, and the callback do...

CVE-2026-43104

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: Fix a memory leak in hang state error path When vc4savehangstate encounters an early return condition, it returns without freeing the previously allocated kernelstate, leaking memory. Add the missing kfree calls by...

CVE-2026-43092

In the Linux kernel, the following vulnerability has been resolved: xsk: validate MTU against usable frame size on bind AFXDP bind currently accepts zero-copy pool configurations without verifying that the device MTU fits into the usable frame space provided by the UMEM chunk. This becomes a...

CVE-2026-43112

In the Linux kernel, the following vulnerability has been resolved: fs/smb/client: fix out-of-bounds read in cifssanitizeprepath When cifssanitizeprepath is called with an empty string or a string containing only delimiters e.g., "/", the current logic attempts to check cursor2 - 1 before cursor2...

UBUNTU-CVE-2026-43092

In the Linux kernel, the following vulnerability has been resolved: xsk: validate MTU against usable frame size on bind AFXDP bind currently accepts zero-copy pool configurations without verifying that the device MTU fits into the usable frame space provided by the UMEM chunk. This becomes a...

CVE-2026-43100

In the Linux kernel, the following vulnerability has been resolved: bridge: guard local VLAN-0 FDB helpers against NULL vlan group When CONFIGBRIDGEVLANFILTERING is not set, brvlangroup and nbpvlangroup return NULL brprivate.h stub definitions. The BRBOOLOPTFDBLOCALVLAN0 toggle code is compiled...

CVE-2026-43103

In the Linux kernel, the following vulnerability has been resolved: net: lapbether: handle NETDEVPRETYPECHANGE lapbethdatatransmit expects the underlying device type to be ARPHRDETHER. Returning NOTIFYBAD from lapbethdeviceevent makes sure bonding driver can not break this expectation...