kernel: mptcp: Use __sk_dst_get() and dst_dev_rcu() in mptcp_active_enable()

A use-after-free flaw was found in Multipath TCP in the Linux kernel in net/mptcp/ctrl.c:mptcpactiveenablecode due to concurrency problem. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

CLSA-2026-1770040438 kernel: Fix of 14 CVEs

efivarfs: Fix slab-out-of-bounds in efivarfsdcompare CVE-2025-39817 - scsi: ses: Fix possible descptr out-of-bounds accesses CVE-2023-53675 - ipv6: Fix out-of-bounds access in ipv6findtlv CVE-2023-53705 - libceph: fix potential use-after-free in havemonandosdmap CVE-2025-68285 - scsi: lpfc: Fix...

CLSA-2026-1770032032 kernel: Fix of 63 CVEs

mm/memory-failure: fix VMBUGONPAGEPagePoisonedpage when unpoison memory CVE-2025-39883 - comedi: aioiiro16: Fix bit shift out of bounds CVE-2025-38529 - comedi: das6402: Fix bit shift out of bounds CVE-2025-38482 - comedi: pcl812: Fix bit shift out of bounds CVE-2025-38530 - comedi: das16m1: Fix...

CLSA-2026-1770028764 kernel: Fix of 14 CVEs

efivarfs: Fix slab-out-of-bounds in efivarfsdcompare CVE-2025-39817 - scsi: ses: Fix possible descptr out-of-bounds accesses CVE-2023-53675 - ipv6: Fix out-of-bounds access in ipv6findtlv CVE-2023-53705 - libceph: fix potential use-after-free in havemonandosdmap CVE-2025-68285 - scsi: lpfc: Fix...

kernel: ipv6: use RCU in ip6_output()

A use-after-free flaw was found in ip6finishoutput2 in net/ipv6/ip6output.c in ipv6 access. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

SUSE CVE-2026-23015

In the Linux kernel, the following vulnerability has been resolved: gpio: mpsse: fix reference leak in gpiompsseprobe error paths The reference obtained by calling usbgetdev is not released in the gpiompsseprobe error paths. Fix that by using device managed helper functions. Also remove the...

SUSE CVE-2026-23039

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23039

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23015

In the Linux kernel, the following vulnerability has been resolved: gpio: mpsse: fix reference leak in gpiompsseprobe error paths The reference obtained by calling usbgetdev is not released in the gpiompsseprobe error paths. Fix that by using device managed helper functions. Also remove the...

CVE-2026-23015

In the Linux kernel, the following vulnerability has been resolved: gpio: mpsse: fix reference leak in gpiompsseprobe error paths The reference obtained by calling usbgetdev is not released in the gpiompsseprobe error paths. Fix that by using device managed helper functions. Also remove the...

UBUNTU-CVE-2026-23015

In the Linux kernel, the following vulnerability has been resolved: gpio: mpsse: fix reference leak in gpiompsseprobe error paths The reference obtained by calling usbgetdev is not released in the gpiompsseprobe error paths. Fix that by using device managed helper functions. Also remove the...

UBUNTU-CVE-2026-23039

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

EUVD-2026-5055

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23039

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23039

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23039

The CVE-2026-23039 issue affects the Linux kernel DRM Gud (drm/gud) code path. On USB disconnect, drm_atomic_helper_disable_all() clears plane fb and crtc by setting them to NULL before a commit, which can trigger a kernel oops. The fix implements guards to prevent NULL dereferences when accessin...

CVE-2026-23039 drm/gud: fix NULL fb and crtc dereferences on USB disconnect

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23039 drm/gud: fix NULL fb and crtc dereferences on USB disconnect

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix NULL fb and crtc dereferences on USB disconnect On disconnect drmatomichelperdisableall is called which sets both the fb and crtc for a plane to NULL before invoking a commit. This causes a kernel oops on every displ...

CVE-2026-23015 gpio: mpsse: fix reference leak in gpio_mpsse_probe() error paths

In the Linux kernel, the following vulnerability has been resolved: gpio: mpsse: fix reference leak in gpiompsseprobe error paths The reference obtained by calling usbgetdev is not released in the gpiompsseprobe error paths. Fix that by using device managed helper functions. Also remove the...

EUVD-2026-5079

In the Linux kernel, the following vulnerability has been resolved: gpio: mpsse: fix reference leak in gpiompsseprobe error paths The reference obtained by calling usbgetdev is not released in the gpiompsseprobe error paths. Fix that by using device managed helper functions. Also remove the...