CVE-2026-68353

In the Linux kernel, the following vulnerability has been resolved: wifi: ath6kl: fix OOB read from firmware nummsg in TX complete handler The firmware-controlled nummsg field u8, 0-255 drives the loop in ath6klwmitxcompleteeventrx without validation against the buffer length. This allows...

UBUNTU-CVE-2026-68353

In the Linux kernel, the following vulnerability has been resolved: wifi: ath6kl: fix OOB read from firmware nummsg in TX complete handler The firmware-controlled nummsg field u8, 0-255 drives the loop in ath6klwmitxcompleteeventrx without validation against the buffer length. This allows...

UBUNTU-CVE-2026-68293

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix MCIA register buffer overflow on 32 dword reads The MCIA register can return up to 32 dwords 128 bytes when the device advertises the mcia32dwords capability, but struct mlx5ifcmciaregbits only defines dword0..11,...

UBUNTU-CVE-2026-68348

In the Linux kernel, the following vulnerability has been resolved: ASoC: tas2781: bound firmware description string parsing The TAS2781 firmware parser reads several variable-length description strings with strlen before checking that the string terminator is present inside the firmware blob. A...

UBUNTU-CVE-2026-68326

In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: bound uAP association event IEs to the event buffer mwifiexprocessuapevent handles EVENTUAPSTAASSOC by exposing the reassociation request IEs that the firmware copies into the event: sinfo-assocreqies =...

UBUNTU-CVE-2026-68343

In the Linux kernel, the following vulnerability has been resolved: smb: client: validate DFS referral PathConsumed parsedfsreferrals validates that the response contains the fixed referral entry array and, on for-next, the per-referral string offsets. However, the response also contains a...

UBUNTU-CVE-2026-68373

In the Linux kernel, the following vulnerability has been resolved: wifi: at76c50x-usb: avoid length underflow in at76guessfreq at76guessfreq checks only that the received frame is at least a bare 802.11 header 24 bytes before subtracting the fixed management-body offset: len -= eloff; For both...

CVE-2026-68420

In the Linux kernel, the following vulnerability has been resolved: xfrm: reject optional IPTFS templates in outbound policies syzbot reported a stack-out-of-bounds read in xfrmstatefind which flows from xfrmtmplresolveone. Commit 3d776e31c841 "xfrm: Reject optional tunnel/BEET mode templates in...

CVE-2026-68402

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: bound element ID read when checking non-inheritance cfg80211iselementinherited reads the first data octet of the candidate element id = elem-data0 to look it up in an extension non-inheritance list. It does so aft...

CVE-2026-68158

In the Linux kernel, the following vulnerability has been resolved: libceph: Fix multiplication overflow in decodenewupstateweight If a message of type CEPHMSGOSDMAP contains a maliciously corrupted osdmap, out-of-bounds memory accesses may occur in decodenewupstateweight. This happens because th...

CVE-2026-68368

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: validate datagram bounds in ncmunwrapntb When unpacking host-supplied NTBs, ncmunwrapntb checks datagram length against framemax but does not verify that the datagram fits within the declared block length...

CVE-2026-68339

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: validate Realtek vendor event length btusbrecveventrealtek reads the event code at data0 and the Realtek subevent code at data2 before deciding whether to consume a vendor event as a coredump. For example, the...

CVE-2026-68352

In the Linux kernel, the following vulnerability has been resolved: wifi: ath6kl: fix OOB read from firmware IE lengths in connect event The firmware-controlled beaconielen, assocreqlen, and assocresplen fields in ath6klwmiconnecteventrx are not validated against the buffer length. Their sum up t...

CVE-2026-68373

In the Linux kernel, the following vulnerability has been resolved: wifi: at76c50x-usb: avoid length underflow in at76guessfreq at76guessfreq checks only that the received frame is at least a bare 802.11 header 24 bytes before subtracting the fixed management-body offset: len -= eloff; For both...

UBUNTU-CVE-2026-68351

In the Linux kernel, the following vulnerability has been resolved: wifi: carl9170: bound memcpy length in cmd callback to prevent OOB read When the firmware sends a command response with a length mismatch, carl9170cmdcallback logs the mismatch and calls carl9170restart but then falls through to...

UBUNTU-CVE-2026-68340

In the Linux kernel, the following vulnerability has been resolved: hwmon: occ: validate poll response sensor blocks The OCC poll response parser walks a counted list of sensor data blocks. It used the static backing-array capacity as the parse boundary, but a transport response makes only...

UBUNTU-CVE-2026-68376

In the Linux kernel, the following vulnerability has been resolved: sctp: fix authhmacs array size in struct sctpcookie The authhmacs array in struct sctpcookie is supposed to store a complete SCTPAUTHHMACALGO parameter, which consists of a struct sctpparamhdr followed by N HMAC identifiers...

UBUNTU-CVE-2026-68176

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix mmiotrace possible NULL dereferencing of hiter-dev If the mmiopipeopen fails to find a PCI device, the hiter-dev will be assigned to NULL. The mmiotrace read function dereferences the hiter-dev if hiter exists. Chang...

UBUNTU-CVE-2026-68157

In the Linux kernel, the following vulnerability has been resolved: libceph: guard missing CRUSH type name lookup Localized read selection can walk a parent bucket whose name exists in the CRUSH map while its type has no matching entry in typenames. getimmediateparent then dereferences a NULL...

UBUNTU-CVE-2026-68279

In the Linux kernel, the following vulnerability has been resolved: drm/dp/mst: fix OOB reads in remote DPCD/I2C sideband reply parsers drmdpsidebandparseremotedpcdread reads numbytes from the raw message and then unconditionally does: memcpybytes, &raw-msgidx, numbytes; without checking that idx...