DEBIAN-CVE-2026-68239

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Account for NULL and handle pages in ttmpoolbackup Pages in ttmpoolbackup can be NULL or backup handles ttmbackuppageptrishandle, neither of which can be passed to setpagesarraywb or freed. Add a dedicated WB pass before...

CVE-2026-68239

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Account for NULL and handle pages in ttmpoolbackup Pages in ttmpoolbackup can be NULL or backup handles ttmbackuppageptrishandle, neither of which can be passed to setpagesarraywb or freed. Add a dedicated WB pass before...

DEBIAN-CVE-2026-68235

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: dce100: skip non-DP stream encoders for DP MST On DCE8-class ASICs e.g. Bonaire, the resource pool contains digital DIG stream encoders plus one analog DAC encoder. When assigning a stream encoder for a second...

DEBIAN-CVE-2026-68195

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7615: drop TXRXNOTIFY on non-mmio buses PKTTYPETXRXNOTIFY is an mmio-only event, but mt7615rxcheck and mt7615queuerxskb dispatch it to mt7615mactxfree on every bus. mt7615mactxfree cleans the DMA tx queues with...

DEBIAN-CVE-2026-68186

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: set haveexecfd only once the interpreter is opened loadmiscbinary raises bprm-haveexecfd as soon as it sees the 'O' or 'C' flag. This happens well before it opens the interpreter. If that open fails the flag stays set...

DEBIAN-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-2026-68345

In the Linux kernel, the following vulnerability has been resolved: armmpam: guard MBWU state before adding it to garbage destroycomponentcfg adds each RIS mbwustate object to the MPAM garbage list when destroying component configuration. However, mbwustate is allocated per RIS and only for RISes...

UBUNTU-CVE-2026-68260

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: acquire vmctx-lock before mapping memory to GPU VM The drm gpuvm code doesn't protect find operation against map operation, and the driver needs to ensure a map operation shouldn't happen when a find operation is...

UBUNTU-CVE-2026-68194

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: drop TXRXNOTIFY on non-mmio buses PKTTYPETXRXNOTIFY is an mmio-only event, but mt7921rxcheck and mt7921queuerxskb dispatch it to mt7921mactxfree on every bus. mt7921mactxfree cleans the DMA tx queues with...

UBUNTU-CVE-2026-68311

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: guard link STA in decap offload mt7925stasetdecapoffload iterates over the vif validlinks mask when updating decap offload state for an MLO station. The station may not have a link STA for every valid link of...

UBUNTU-CVE-2026-68282

In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: analogixdp: Add missing error check for platformgetresource Add missing error check for platformgetresource return value to prevent NULL pointer dereference when memory resource is not available...

UBUNTU-CVE-2026-68193

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: drop TXRXNOTIFY on non-mmio buses PKTTYPETXRXNOTIFY is an mmio-only event, but mt7925rxcheck and mt7925queuerxskb dispatch it to mt7925mactxfree on every bus. mt7925mactxfree cleans the DMA tx queues with...

UBUNTU-CVE-2026-68191

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix NULL pointer dereference in rhash table destroy When unbinding the ath12k driver, kernel NULL pointer dereferences occur in irqworksync called from rhashtabledestroy. Two hash tables are affected: 1. ath12klinks...

UBUNTU-CVE-2026-68308

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: check pointer returned by mt76connacgethephycap mt76connacgethephycap routine can theoretically return NULL so check cap pointer before dereferencing it...

UBUNTU-CVE-2026-68418

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Prevent user-triggered null deref on QP create Previously, the user QP creation path would only attempt to populate iwqp-iwpbl if the user-provided req.userwqebufs field was non-zero. The problem is that iwqp-iwpbl is...

UBUNTU-CVE-2026-68291

In the Linux kernel, the following vulnerability has been resolved: idpf: fix maxvport related crash on allocation error during init Set adapter-maxvports only after successful allocation of vports, netdevs and vportconfig buffers. This fixes possible crashes on reset or rmmod, following failed...

UBUNTU-CVE-2026-68197

In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: fix NULL dereference when the AP has HT-cap but no HT-oper mwifiextdlsaddhtoper gates its follow-the-AP-bandwidth path on bssdesc-bcnhtcap being present, but then dereferences a different pointer, bssdesc-bcnhtoper...

UBUNTU-CVE-2026-68226

In the Linux kernel, the following vulnerability has been resolved: media: cx23885: add ioremap return check and cleanup Add a check for the return value of pciioremapbar in cx23885devsetup. If ioremap for BAR0 fails, release the already allocated PCI memory region, decrement the device count, an...

UBUNTU-CVE-2026-68272

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate CPGFXSHADOW chunk size in CS pass1 Add a minimum-length check for the AMDGPUCHUNKIDCPGFXSHADOW chunk in amdgpucspass1, matching the gate already present for the IB, FENCE and BOHANDLES chunk types. The...

UBUNTU-CVE-2026-68261

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: fix error checking of pvrvmcontextlookup Since pvrvmcontextlookup returns either NULL or a pointer, then stop using ISERR for checking the return value. Using ISERR leads to the kernel oops reported below. It can...