CVE-2026-31656

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: fix refcount underflow in intelengineparkheartbeat A use-after-free / refcount underflow is possible when the heartbeat worker and intelengineparkheartbeat race to release the same engine-heartbeat.systole request. T...

CVE-2026-31656 drm/i915/gt: fix refcount underflow in intel_engine_park_heartbeat

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: fix refcount underflow in intelengineparkheartbeat A use-after-free / refcount underflow is possible when the heartbeat worker and intelengineparkheartbeat race to release the same engine-heartbeat.systole request. T...

PT-2026-35008

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free and refcount underflow can occur in the drm/i915/gt component. This happens when the heartbeat worker and the intel engine park heartbeat function race to release the sa...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013847)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013847 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: Don't call reqskfastopenremove in tcpconnrequest. syzbot reported the splat below in...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011354)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011354 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6/addrconf: fix a potential refcount underflow for idev Now in addrconfmodrstimer, reference...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011081)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011081 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: Don't call reqskfastopenremove in tcpconnrequest. syzbot reported the splat below in...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005768)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005768 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6/addrconf: fix a potential refcount underflow for idev Now in addrconfmodrstimer, reference...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005056)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005056 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftflowoffload: reset dst in route object after setting up flow dst is transferred to...

CVE-2025-68779

A use-after-free vulnerability was found in the Mellanox mlx5 Ethernet driver in the Linux kernel. The PSP Platform Security Processor component is unregistered twice during device removal - once in mlx5eremove and again in mlx5eniccleanup. This double unregistration causes a refcount underflow,...

SUSE CVE-2025-68779

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid unregistering PSP twice PSP is unregistered twice in: mlx5eremove - mlx5epspunregister mlx5eniccleanup - mlx5epspunregister This leads to a refcount underflow in some conditions: ------------ cut here -----------...

AZL-74456 CVE-2025-68775 affecting package kernel for versions less than 6.6.121.1-1

In the Linux kernel, the following vulnerability has been resolved: net/handshake: duplicate handshake cancellations leak socket When a handshake request is cancelled it is removed from the handshakenet-hnrequests list, but it is still present in the handshakerhashtbl until it is destroyed. If a...

CVE-2025-68779

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid unregistering PSP twice PSP is unregistered twice in: mlx5eremove - mlx5epspunregister mlx5eniccleanup - mlx5epspunregister This leads to a refcount underflow in some conditions: ------------ cut here -----------...

CVE-2025-68779

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid unregistering PSP twice PSP is unregistered twice in: mlx5eremove - mlx5epspunregister mlx5eniccleanup - mlx5epspunregister This leads to a refcount underflow in some conditions: ------------ cut here -----------...

UBUNTU-CVE-2025-68779

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid unregistering PSP twice PSP is unregistered twice in: mlx5eremove - mlx5epspunregister mlx5eniccleanup - mlx5epspunregister This leads to a refcount underflow in some conditions: ------------ cut here -----------...

CVE-2025-68779 net/mlx5e: Avoid unregistering PSP twice

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid unregistering PSP twice PSP is unregistered twice in: mlx5eremove - mlx5epspunregister mlx5eniccleanup - mlx5epspunregister This leads to a refcount underflow in some conditions: ------------ cut here -----------...

CVE-2025-68779

The CVE-2025-68779 issue concerns the Linux kernel mlx5e/mlx5_core components (Mellanox ConnectX drivers) where PSP (Platform Security Processor) cleanup is performed twice during device removal. The double unregistration occurs via _mlx5e_remove -> mlx5e_psp_unregister and mlx5e_nic_cleanup -...

CVE-2025-68779 net/mlx5e: Avoid unregistering PSP twice

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid unregistering PSP twice PSP is unregistered twice in: mlx5eremove - mlx5epspunregister mlx5eniccleanup - mlx5epspunregister This leads to a refcount underflow in some conditions: ------------ cut here -----------...

CVE-2025-68775 net/handshake: duplicate handshake cancellations leak socket

In the Linux kernel, the following vulnerability has been resolved: net/handshake: duplicate handshake cancellations leak socket When a handshake request is cancelled it is removed from the handshakenet-hnrequests list, but it is still present in the handshakerhashtbl until it is destroyed. If a...

CVE-2025-68775

CVE-2025-68775 affects the Linux kernel’s net/handshake code. A duplicate handshake cancellation can leave the handshake entry in the rhashtbl and, if a second cancellation occurs without HANDSHAKE_F_REQ_COMPLETED being set, lead to a refcount underflow on the socket. The issue arises when a canc...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: In tcpconnrequest, do not call reqskfastopenremove. The syzbot reported the following issue in tcpconnrequest: 0 If a listener is closed while a TFO socket is being processed in tcpconnrequest, inetcskreqskqueueadd does not set...