UBUNTU-CVE-2023-54142

In the Linux kernel, the following vulnerability has been resolved: gtp: Fix use-after-free in gtpencapdestroy. syzkaller reported use-after-free in gtpencapdestroy. 0 It shows the same process freed sk and touched it illegally. Commit e198987e7dd7 "gtp: fix suspicious RCU usage" added locksock a...

CVE-2023-54088

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: hold queuelock when removing blkg-qnode When blkg is removed from q-blkglist from blkgfreeworkfn, queuelock has to be held, otherwise, all kinds of bugslist corruption, hard lockup, .. can be triggered from...

CVE-2023-54048

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Prevent handling any completions after qp destroy HW may generate completions that indicates QP is destroyed. Driver should not be scheduling any more completion handlers for this QP, after the QP is destroyed. Since...

CVE-2022-50712

In the Linux kernel, the following vulnerability has been resolved: devlink: hold region lock when flushing snapshots Netdevsim triggers a splat on reload, when it destroys regions with snapshots pending: WARNING: CPU: 1 PID: 787 at net/core/devlink.c:6291 devlinkregionsnapshotdel+0x12e/0x140 CPU...

CVE-2023-54142

CVE-2023-54142: In the Linux kernel gtp_encap path, a use-after-free occurs in __gtp_encap_destroy() when sk cleanup races with sock data access. The advisory notes that a previous patch added lock_sock() and release_sock() around __gtp_encap_destroy() to protect sk->sk_user_data, but release_...

CVE-2023-54142 gtp: Fix use-after-free in __gtp_encap_destroy().

In the Linux kernel, the following vulnerability has been resolved: gtp: Fix use-after-free in gtpencapdestroy. syzkaller reported use-after-free in gtpencapdestroy. 0 It shows the same process freed sk and touched it illegally. Commit e198987e7dd7 "gtp: fix suspicious RCU usage" added locksock a...

CVE-2023-54142 gtp: Fix use-after-free in __gtp_encap_destroy().

In the Linux kernel, the following vulnerability has been resolved: gtp: Fix use-after-free in gtpencapdestroy. syzkaller reported use-after-free in gtpencapdestroy. 0 It shows the same process freed sk and touched it illegally. Commit e198987e7dd7 "gtp: fix suspicious RCU usage" added locksock a...

CVE-2023-54098 drm/i915/gvt: fix gvt debugfs destroy

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gvt: fix gvt debugfs destroy When gvt debug fs is destroyed, need to have a sane check if drm minor's debugfs root is still available or not, otherwise in case like device remove through unbinding, drm minor's debugfs...

CVE-2022-50767 fbdev: smscufx: Fix several use-after-free bugs

In the Linux kernel, the following vulnerability has been resolved: fbdev: smscufx: Fix several use-after-free bugs Several types of UAFs can occur when physically removing a USB device. Adds ufxopsdestroy function to .fbdestroy of fbops, and in this function, there is krefput that finally calls...

CVE-2022-50767

Technical details for CVE-2022-50767 are not publicly available in the provided documents. Monitor for updates from vendors and advisories to learn affected products, impact, and fixes.

CVE-2023-54060 iommufd: Set end correctly when doing batch carry

In the Linux kernel, the following vulnerability has been resolved: iommufd: Set end correctly when doing batch carry Even though the test suite covers this it somehow became obscured that this wasn't working. The test iommufdioas.mockdomain.accessdomaindestory would blow up rarely. end should be...

CVE-2023-54048 RDMA/bnxt_re: Prevent handling any completions after qp destroy

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Prevent handling any completions after qp destroy HW may generate completions that indicates QP is destroyed. Driver should not be scheduling any more completion handlers for this QP, after the QP is destroyed. Since...

CVE-2023-54048

The CVE-2023-54048 issue affects the Linux kernel RDMA/bnxt_re driver. It describes a race where completions may still be scheduled for a QP during destruction, because CQs can be active while the QP is being destroyed. The HW can generate completions that indicate the QP is destroyed, leading to...

CVE-2023-54048 RDMA/bnxt_re: Prevent handling any completions after qp destroy

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Prevent handling any completions after qp destroy HW may generate completions that indicates QP is destroyed. Driver should not be scheduling any more completion handlers for this QP, after the QP is destroyed. Since...

CVE-2025-68735 drm/panthor: Prevent potential UAF in group creation

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Prevent potential UAF in group creation This commit prevents the possibility of a use after free issue in the GROUPCREATE ioctl function, which arose as pointer to the group is accessed in that ioctl function after...

CVE-2025-68735 drm/panthor: Prevent potential UAF in group creation

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Prevent potential UAF in group creation This commit prevents the possibility of a use after free issue in the GROUPCREATE ioctl function, which arose as pointer to the group is accessed in that ioctl function after...

CVE-2025-68735

CVE-2025-68735 corresponds to a Linux kernel drm/panthor issue where a use-after-free could occur in GROUP_CREATE by accessing a group handle after storing it in the Xarray. The fix applies a mark on the group pool Xarray entry just before GROUP_CREATE returns; this mark is checked by ioctls that...

UBUNTU-CVE-2025-68371

In the Linux kernel, the following vulnerability has been resolved: scsi: smartpqi: Fix device resources accessed after device removal Correct possible race conditions during device removal. Previously, a scheduled work item to reset a LUN could still execute after the device was removed, leading...

CVE-2023-54026

In the Linux kernel, the following vulnerability has been resolved: opp: Fix use-after-free in lazyopptables after probe deferral When devpmoppoffindiccpaths in allocateopptable returns -EPROBEDEFER, the opptable is freed again, to wait until all the interconnect paths are available. However, if...

CVE-2023-53993

In the Linux kernel, the following vulnerability has been resolved: PCI/DOE: Fix memory leak with CONFIGDEBUGOBJECTS=y After a pcidoetask completes, its workstruct needs to be destroyed to avoid a memory leak with CONFIGDEBUGOBJECTS=y...