CVE-2026-64258

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: remove request-less entries from entwreqqueue to fix NULL deref If a copy into the userspace ring buffer fails, a request will be terminated and fuseuringreqend will set ent-fusereq to NULL but it will leave the entry...

CVE-2026-64258

CVE-2026-64258 — Linux kernel (fuse-uring) : A NULL pointer dereference could occur in the fuse_uring path when a copy to the userspace ring buffer fails. The root cause is that, after fuse_uring_req_end() sets ent->fuse_req to NULL, the ent_w_req_queue entry remained in FRRS_FUSE_REQ, risking...

CVE-2026-64258 fuse-uring: remove request-less entries from ent_w_req_queue to fix NULL deref

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: remove request-less entries from entwreqqueue to fix NULL deref If a copy into the userspace ring buffer fails, a request will be terminated and fuseuringreqend will set ent-fusereq to NULL but it will leave the entry...

SUSE CVE-2026-64228

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: phy: avoid NULL deref when PHY driver is unbound phydev-drv can become NULL while the phydevice is still attached to its netdevice, namely after the PHY driver is unbound via sysfs: echo...

Linux Distros Unpatched Vulnerability : CVE-2026-64258

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fuse-uring: remove request-less entries from entwreqqueue to fix NULL deref If a copy into the userspace ring buffer fails, a request will be terminated and...

Linux Distros Unpatched Vulnerability : CVE-2026-64325

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: mt76: mt7921/mt7925: fix NULL dereference in CSA beacon This patch is based on a BUG as reported by Bongani Hlope at...

PT-2026-64552

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the vep dequeue function within the usbip vudc component. The issue occurs because vep alloc request fails to initialize the vrequest-udc variable...

PT-2026-64479

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL dereference issue exists in the fuse-uring component. When a copy into the userspace ring buffer fails, the fuse uring req end function sets ent-fuse req to NULL but leaves the...

PT-2026-64637

In the Linux kernel, the following vulnerability has been resolved: mm: swap cgroup: fix NULL deref in lookup swap cgroup id on swapless host lookup swap cgroup id passes swap cgroup ctrltype.map to swap cgroup id lookup without checking that the type was ever registered via swap cgroup swapon. O...

Linux Distros Unpatched Vulnerability : CVE-2026-64416

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm: swapcgroup: fix NULL deref in lookupswapcgroupid on swapless host lookupswapcgroupid passes swapcgroupctrltype.map to swapcgroupidlookup without checking th...

PT-2026-64705

In the Linux kernel, the following vulnerability has been resolved: ALSA: es1938: check snd ctl new1 return value snd ctl new1 can return NULL when memory allocation fails. snd es1938 mixer does not check the return value before dereferencing the pointer, which can lead to a NULL pointer...

DEBIAN-CVE-2026-64234

In the Linux kernel, the following vulnerability has been resolved: tty: serial: pchuart: add check for dmaalloccoherent Add a check for dmaalloccoherent failure to prevent a potential NULL pointer dereference in dmahandlerx. Properly release DMA channels and the PCI device reference using a goto...

CVE-2026-64228

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: phy: avoid NULL deref when PHY driver is unbound phydev-drv can become NULL while the phydevice is still attached to its netdevice, namely after the PHY driver is unbound via sysfs: echo...

DEBIAN-CVE-2026-64215

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: Check kzalloc return in a8xxhfisendperftable Check the return value of kzalloc to prevent a NULL pointer dereference on allocation failure. Patchwork: https://patchwork.freedesktop.org/patch/721342/...

CVE-2026-64228

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: phy: avoid NULL deref when PHY driver is unbound phydev-drv can become NULL while the phydevice is still attached to its netdevice, namely after the PHY driver is unbound via sysfs: echo...

CVE-2026-64228

The CVE-2026-64228 issue affects the Linux kernel’s ethtool PHY driver: when a PHY driver is unbound via sysfs while the phy_device remains attached, phydev->drv can become NULL, causing ETHTOOL_MSG_PHY_GET to dereference a NULL drv. The root cause is that phy_remove() clears phydev->drv bu...

CVE-2026-64228 net: ethtool: phy: avoid NULL deref when PHY driver is unbound

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: phy: avoid NULL deref when PHY driver is unbound phydev-drv can become NULL while the phydevice is still attached to its netdevice, namely after the PHY driver is unbound via sysfs: echo...

CVE-2026-64215

The CVE affects the Linux kernel’s drm/msm/a6xx component. A NULL pointer dereference could occur in a8xx_hfi_send_perf_table because kzalloc() return value is not checked. The vulnerability is resolved by a patch that adds the necessary check of kzalloc()’s return before use. Patchwork reference...

PT-2026-64330

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference can occur in the drm/msm/a6xx component when the kzalloc function fails to allocate memory. This happens because the return value of kzalloc is not properly...

PT-2026-64343

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the ethtool PHY component when a PHY driver is unbound via sysfs. This happens because phy remove clears the phydev-drv pointer without calling phy...