CVE-2026-68206

In the Linux kernel, the following vulnerability has been resolved: media: v4l2-ctrls: validate HEVC active reference counts HEVC slice parameters are shared stateless V4L2 controls, but the common validation path does not verify the active L0/L1 reference counts before driver-specific code...

UBUNTU-CVE-2026-68320

In the Linux kernel, the following vulnerability has been resolved: sctp: fix authchunklist capacity check in sctpauthepaddchunkid sctpauthepaddchunkid uses SCTPNUMCHUNKTYPES 20 as the capacity limit for ep-authchunklist, allowing it to hold up to 20 chunk entries paramhdr.length up to 24. Howeve...

UBUNTU-CVE-2026-68346

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: cs35l41: validate and free ACPI mute object cs35l41getacpimutestate evaluates a DSM method to get the ACPI mute state and reads the first byte from the returned object. However, the returned ACPI object is owned by the...

UBUNTU-CVE-2026-68190

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix OOB reads in rtwgetwpsie rtwgetwpsie iterates over IE data from network frames without validating that the IE header and payload fit within the remaining buffer before reading them. Specifically: - iniecnt...

UBUNTU-CVE-2026-68230

In the Linux kernel, the following vulnerability has been resolved: media: amlogic-c3: Add validations for ae and awb config Avoid invalid memory access if the zonesnum is bigger than zoneweight. This patch fixes the following smatch errors: drivers/media/platform/amlogic/c3/isp/c3-isp-params.c:1...

UBUNTU-CVE-2026-68349

In the Linux kernel, the following vulnerability has been resolved: wifi: carl9170: fix buffer overflow in rxstream failover path The failover continuation in carl9170rxstream copies the full tlen from the second USB transfer instead of capping at rxfailovermissing bytes. When both transfers are...

CVE-2026-68278

In the Linux kernel, the following vulnerability has been resolved: drm/dp/mst: fix buffer overflows in sideband chunk accumulation drmdpsidebandappendpayload has three related bugs when processing device-provided sideband reply data: 1. Zero-length curchunklen underflow: msglen is a 6-bit field...

CVE-2026-68230

In the Linux kernel, the following vulnerability has been resolved: media: amlogic-c3: Add validations for ae and awb config Avoid invalid memory access if the zonesnum is bigger than zoneweight. This patch fixes the following smatch errors: drivers/media/platform/amlogic/c3/isp/c3-isp-params.c:1...

CVE-2026-68366

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uvc: clamp SENDRESPONSE length to the response buffer uvcsendresponse builds the UVC control response from a user-supplied struct uvcrequestdata: req-length = mintunsigned int, uvc-eventlength, data-length;...

CVE-2026-68274

In the Linux kernel, the following vulnerability has been resolved: drm/xe/guc: Fix buffer overflow in steered register list allocation The size calculation for the steered register extarray uses only the geometry DSS mask gdssmask to determine the number of entries to allocate: total =...

CVE-2026-68349

In the Linux kernel, the following vulnerability has been resolved: wifi: carl9170: fix buffer overflow in rxstream failover path The failover continuation in carl9170rxstream copies the full tlen from the second USB transfer instead of capping at rxfailovermissing bytes. When both transfers are...

CVE-2026-68196

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: validate assoc response length before subtracting header wilcparseassocrespinfo computes the trailing IE length as ieslen = bufferlen - sizeofres; without first checking that bufferlen is at least sizeofstruct...

UBUNTU-CVE-2026-68411

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: clamp virtio RX length before skbput hwsimvirtiorxwork passes the virtqueue used-ring length reported by the device straight to skbput on a fixed-size receive skb. A backend reporting a length larger than the...

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,...

CVE-2026-68325

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Bound the early ACPI HID map The ivrsacpihid command-line parser appends entries to a fixed four-element earlyacpihidmap array. Unlike the sibling IOAPIC and HPET parsers, it does not reject a fifth entry before...

UBUNTU-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...

UBUNTU-CVE-2026-68276

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/gfx: fix cleaner shader IB buffer overflow The cleaner shader sysfs path allocates a 16-dword 64 byte IB but incorrectly fills alignmask + 1 dwords. On GFX rings alignmask is 0xff, so the loop wrote 256 dwords into a...

UBUNTU-CVE-2026-68315

In the Linux kernel, the following vulnerability has been resolved: sctp: validate stream count in sctpprocessstrresetinreq When processing a RESETINREQUEST from a peer, sctpprocessstrresetinreq derives the stream count from the parameter length but does not check whether the resulting...

UBUNTU-CVE-2026-68325

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Bound the early ACPI HID map The ivrsacpihid command-line parser appends entries to a fixed four-element earlyacpihidmap array. Unlike the sibling IOAPIC and HPET parsers, it does not reject a fifth entry before...

CVE-2026-68253

In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: check streams bounds before overflow The data-streams overflow check is done after the buffer overflow has already happened. Move the overflow check before the write. Side note, emitting a warning splat with a...