UBUNTU-CVE-2023-54152

In the Linux kernel, the following vulnerability has been resolved: can: j1939: prevent deadlock by moving j1939skerrqueue This commit addresses a deadlock situation that can occur in certain scenarios, such as when running data TP/ETP transfer and subscribing to the error queue while receiving a...

UBUNTU-CVE-2022-50736

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix immediate work request flush to completion queue Correctly set send queue element opcode during immediate work request flushing in post sendqueue operation, if the QP is in ERROR state. An undefined ocode value...

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-2023-54082

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

CVE-2022-50736

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix immediate work request flush to completion queue Correctly set send queue element opcode during immediate work request flushing in post sendqueue operation, if the QP is in ERROR state. An undefined ocode value...

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-2022-50736

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix immediate work request flush to completion queue Correctly set send queue element opcode during immediate work request flushing in post sendqueue operation, if the QP is in ERROR state. An undefined ocode value...

CVE-2023-54161

...

CVE-2023-54161

CVE-2023-54161 concerns the Linux kernel: a null-pointer dereference in unix_stream_sendpage() caused by racing access to a peer socket’s receive queue when data is queued de-pendently by the last skb. The root cause is the peer’s recv queue being accessed locklessly during garbage collection, en...

CVE-2023-54161 af_unix: Fix null-ptr-deref in unix_stream_sendpage().

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix null-ptr-deref in unixstreamsendpage. Bing-Jhong Billy Jheng reported null-ptr-deref in unixstreamsendpage with detailed analysis and a nice repro. unixstreamsendpage tries to add data to the last skb in the peer's re...

CVE-2023-54152 can: j1939: prevent deadlock by moving j1939_sk_errqueue()

In the Linux kernel, the following vulnerability has been resolved: can: j1939: prevent deadlock by moving j1939skerrqueue This commit addresses a deadlock situation that can occur in certain scenarios, such as when running data TP/ETP transfer and subscribing to the error queue while receiving a...

CVE-2023-54143 media: mediatek: vcodec: fix resource leaks in vdec_msg_queue_init()

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: fix resource leaks in vdecmsgqueueinit If we encounter any error in the vdecmsgqueueinit then we need to set "msgqueue-wdmaaddr.size = 0;". Normally, this is done inside the vdecmsgqueuedeinit function...

CVE-2023-54143 media: mediatek: vcodec: fix resource leaks in vdec_msg_queue_init()

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: fix resource leaks in vdecmsgqueueinit If we encounter any error in the vdecmsgqueueinit then we need to set "msgqueue-wdmaaddr.size = 0;". Normally, this is done inside the vdecmsgqueuedeinit function...

CVE-2023-54088

Technical details about CVE-2023-54088 (Linux blk-cgroup queue_lock handling) are not publicly provided in the supplied documents. Monitor OSV and distro advisories for patched versions and fixes.

CVE-2023-54088 blk-cgroup: hold queue_lock when removing blkg->q_node

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-2023-54088 blk-cgroup: hold queue_lock when removing blkg->q_node

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-2023-54082 af_unix: Fix null-ptr-deref in unix_stream_sendpage().

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix null-ptr-deref in unixstreamsendpage. Bing-Jhong Billy Jheng reported null-ptr-deref in unixstreamsendpage with detailed analysis and a nice repro. unixstreamsendpage tries to add data to the last skb in the peer's re...

CVE-2023-54082

...

CVE-2023-54082

CVE-2023-54082 has been rejected in the official CVE list, but related connected records describe a Linux kernel vulnerability: af_unix, where unix_stream_sendpage() could race with garbage collection, potentially dereferencing an unlocked skb and causing a use-after-free. The root cause is failu...

CVE-2022-50748 ipc: mqueue: fix possible memory leak in init_mqueue_fs()

In the Linux kernel, the following vulnerability has been resolved: ipc: mqueue: fix possible memory leak in initmqueuefs commit db7cfc380900 "ipc: Free mqsysctls if ipc namespace creation failed" Here's a similar memory leak to the one fixed by the patch above. retiremqsysctls need to be called...