CVE-2026-89803 drm/nouveau: unsubscribe the channel-kill event before the fence context

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: unsubscribe the channel-kill event before the fence context nouveauchanneldel tears the fence context down first and only drops the channel-kill subscription later, in the middle of the nvif object teardown: if...

EUVD-2026-80403

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: unsubscribe the channel-kill event before the fence context nouveauchanneldel tears the fence context down first and only drops the channel-kill subscription later, in the middle of the nvif object teardown: if...

CVE-2026-89803

CVE-2026-89803 is a use-after-free in the Linux kernel's DRM/Nouveau driver. In nouveau_channel_del(), the fence context is destroyed before the channel-kill event subscription is dropped, leaving a narrow window where a kill event handler can dereference an already-freed fence context. The bug i...

CVE-2026-89803 drm/nouveau: unsubscribe the channel-kill event before the fence context

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: unsubscribe the channel-kill event before the fence context nouveauchanneldel tears the fence context down first and only drops the channel-kill subscription later, in the middle of the nvif object teardown: if...

CVE-2026-89801 drm/nouveau/uvmm: fix premature region free on failed OP_UNMAP_SPARSE

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/uvmm: fix premature region free on failed OPUNMAPSPARSE In nouveauuvmmbindjobsubmit's OPUNMAPSPARSE arm, op-reg is set from nouveauuvmaregionfind, which only looks the region up and takes no reference; a region's sole...

CVE-2026-89801

CVE-2026-89801 is a vulnerability in the Linux kernel 's drm/nouveau/uvmm subsystem. The root cause is in nouveau_uvmm_bind_job_submit()'s OP_UNMAP_SPARSE handling: two failure paths (a -ENOENT busy-region check and a drm_gpuvm_sm_unmap_ops_create() failure) leave op->reg set, violating the do...

CVE-2026-89801 drm/nouveau/uvmm: fix premature region free on failed OP_UNMAP_SPARSE

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/uvmm: fix premature region free on failed OPUNMAPSPARSE In nouveauuvmmbindjobsubmit's OPUNMAPSPARSE arm, op-reg is set from nouveauuvmaregionfind, which only looks the region up and takes no reference; a region's sole...

EUVD-2026-80401

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/uvmm: fix premature region free on failed OPUNMAPSPARSE In nouveauuvmmbindjobsubmit's OPUNMAPSPARSE arm, op-reg is set from nouveauuvmaregionfind, which only looks the region up and takes no reference; a region's sole...

CVE-2026-89797 power: supply: ab8500_fg: fix use-after-free on remove

In the Linux kernel, the following vulnerability has been resolved: power: supply: ab8500fg: fix use-after-free on remove ab8500fgremove destroys the driver workqueue while the threaded interrupt handlers are still armed; they are devm-managed and freed only after -remove returns, so a handler th...

CVE-2026-89797

CVE-2026-89797 is a use-after-free in the Linux kernel's power: supply: ab8500_fg driver. In ab8500_fg_remove(), the driver workqueue is destroyed while threaded interrupt handlers are still armed. Because those handlers are devm-managed and freed only after ->remove() returns, a handler that ...

CVE-2026-89797 power: supply: ab8500_fg: fix use-after-free on remove

In the Linux kernel, the following vulnerability has been resolved: power: supply: ab8500fg: fix use-after-free on remove ab8500fgremove destroys the driver workqueue while the threaded interrupt handlers are still armed; they are devm-managed and freed only after -remove returns, so a handler th...

EUVD-2026-80397

In the Linux kernel, the following vulnerability has been resolved: power: supply: ab8500fg: fix use-after-free on remove ab8500fgremove destroys the driver workqueue while the threaded interrupt handlers are still armed; they are devm-managed and freed only after -remove returns, so a handler th...

CVE-2026-82720

A use-after-free vulnerability in Unbound's DNS-over-HTTPS DoH stream cleanup code allows a remote attacker to cause a denial of service DoS. When DoH support is compiled, sending a specially crafted DoH connection under specific failure conditions—such as an RPZ drop query or heavy traffic—cause...

CVE-2026-78227

A flaw was found in Unbound. This vulnerability occurs in the DNS-over-QUIC DoQ stream output buffer when a client sends a RESETSTREAM, causing the output buffer to be freed while retransmission entries still point to it. A remote attacker, by querying Unbound over DoQ, withholding acknowledgment...

curl: Use-after-free of the internal multi->admin easy handle via the documented CURLMOPT_NOTIFYFUNCTION callback

Summary: curlmultiinit creates an internal easy handle multi-admin and marks it state.internal = TRUE lib/multi.c:248. The CURLMOPTNOTIFYFUNCTION callback is handed that internal handle on CURLMNOTIFYINFOREAD lib/multintfy.c:109, and the option documentation invites callbacks to remove and clean ...

AZL-101159 CVE-2026-89788 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix tree connection use-after-free in smb2treeconnect ksmbdtreeconnconnect publishes a new tree connection in sess-treeconns with a single reference and returns its pointer to smb2treeconnect. The handler continues to...

DEBIAN-CVE-2026-89789

In the Linux kernel, the following vulnerability has been resolved: gtp: add synchronizenet in gtpnewlink error path to prevent use-after-free gtpnewlink's error path frees tidhash and addrhash without waiting for an RCU grace period after clearing skuserdata. A concurrent gtpencaprecv in softirq...

AZL-101405 CVE-2026-89789 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: gtp: add synchronizenet in gtpnewlink error path to prevent use-after-free gtpnewlink's error path frees tidhash and addrhash without waiting for an RCU grace period after clearing skuserdata. A concurrent gtpencaprecv in softirq...

DEBIAN-CVE-2026-89787

In the Linux kernel, the following vulnerability has been resolved: ext4: check dir entry fits before reading the hash trailer in ext4searchdir For casefolded encrypted directories ext4 stores an 8-byte hash trailer after the name EXT4DIRENTHASHES, at an offset derived from de-namelen. On the...

DEBIAN-CVE-2026-89788

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix tree connection use-after-free in smb2treeconnect ksmbdtreeconnconnect publishes a new tree connection in sess-treeconns with a single reference and returns its pointer to smb2treeconnect. The handler continues to...