AZL-74757 CVE-2025-39913 affecting package kernel for versions less than 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: tcpbpf: Call skmsgfree when tcpbpfsendverdict fails to allocate psock-cork. syzbot reported the splat below. 0 The repro does the following: 1. Load a skmsg prog that calls bpfmsgcorkbytesmsg, corkbytes 2. Attach the prog to a...

AZL-68049 CVE-2025-39913 affecting package kernel for versions less than 6.6.112.1-1

In the Linux kernel, the following vulnerability has been resolved: tcpbpf: Call skmsgfree when tcpbpfsendverdict fails to allocate psock-cork. syzbot reported the splat below. 0 The repro does the following: 1. Load a skmsg prog that calls bpfmsgcorkbytesmsg, corkbytes 2. Attach the prog to a...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the failure of tcpbpfsendverdict to call skmsgfree on a failed psock-cork allocation, which could lead to a...

CVE-2022-50363

In the Linux kernel, the following vulnerability has been resolved: skmsg: pass gfp argument to allocskmsg syzbot found that allocskmsg could be called from a non sleepable context. skpsockverdictrecv uses rcureadlock protection. We need the callers to pass a gfpt argument to avoid issues. syzbot...

UBUNTU-CVE-2022-50363

In the Linux kernel, the following vulnerability has been resolved: skmsg: pass gfp argument to allocskmsg syzbot found that allocskmsg could be called from a non sleepable context. skpsockverdictrecv uses rcureadlock protection. We need the callers to pass a gfpt argument to avoid issues. syzbot...

CVE-2022-50363

CVE-2022-50363 relates to the Linux kernel skmsg path: alloc_sk_msg() could be invoked from a non-sleepable context. The root cause is missing gfp_t argument passing, with sk_psock_verdict_recv() using rcu_read_lock(). The provided documents trace a call path from sk_psock_verdict_recv through al...

CVE-2022-50291

In the Linux kernel, the following vulnerability has been resolved: kcm: annotate data-races around kcm-rxpsock kcm-rxpsock can be read locklessly in kcmrfree. Annotate the read and writes accordingly. We do the same for kcm-rxwait in the following patch. syzbot reported: BUG: KCSAN: data-race in...

CVE-2022-50265

In the Linux kernel, the following vulnerability has been resolved: kcm: annotate data-races around kcm-rxwait kcm-rxpsock can be read locklessly in kcmrfree. Annotate the read and writes accordingly. syzbot reported: BUG: KCSAN: data-race in kcmrcvstrparser / kcmrfree write to 0xffff88810784e3d0...

UBUNTU-CVE-2022-50291

In the Linux kernel, the following vulnerability has been resolved: kcm: annotate data-races around kcm-rxpsock kcm-rxpsock can be read locklessly in kcmrfree. Annotate the read and writes accordingly. We do the same for kcm-rxwait in the following patch. syzbot reported: BUG: KCSAN: data-race in...

UBUNTU-CVE-2022-50265

In the Linux kernel, the following vulnerability has been resolved: kcm: annotate data-races around kcm-rxwait kcm-rxpsock can be read locklessly in kcmrfree. Annotate the read and writes accordingly. syzbot reported: BUG: KCSAN: data-race in kcmrcvstrparser / kcmrfree write to 0xffff88810784e3d0...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from the presence of data contention in kcm-rxpsock, which could lead to undefined behavior...

CVE-2025-38717

The CVE-2025-38717 entry describes a race condition in the Linux kernel’s net: kcm subsystem, specifically between kcm_unattach(psock) and kcm_release(kcm). The bug occurred because kcm_unattach() did not check the kcm->tx_stopped flag before queue_work(), which could allow kcm->tx_work to ...

CVE-2025-38717 net: kcm: Fix race condition in kcm_unattach()

In the Linux kernel, the following vulnerability has been resolved: net: kcm: Fix race condition in kcmunattach syzbot found a race condition when kcmunattachpsock and kcmreleasekcm are executed at the same time. kcmunattach is missing a check of the flag kcm-txstopped before calling queuework. I...

PT-2025-49727

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to a race condition in the sockmap functionality involving skb socket buffer reference counts. Specifically, a race can occur where skbs from the...

PT-2025-35990

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition was identified in the kcm unattach function within the kernel's networking subsystem. Specifically, the function lacked a check of the kcm-tx stopped flag before calling...

DEBIAN-CVE-2025-38112

In the Linux kernel, the following vulnerability has been resolved: net: Fix TOCTOU issue in skisreadable sk-skprot-sockisreadable is a valid function pointer when sk resides in a sockmap. After the last skpsockput which usually happens when socket is removed from sockmap, sk-skprot gets restored...

UBUNTU-CVE-2022-49957

In the Linux kernel, the following vulnerability has been resolved: kcm: fix strpinit order and cleanup strpinit is called just a few lines above this csk-skuserdata check, it also initializes strp-work etc., therefore, it is unnecessary to call strpdone to cancel the freshly initialized work. An...

PT-2025-27739

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A race condition exists in the Linux kernel's bpf and sockmap functionality. The issue arises when the sk-sk socket is not locked or referenced in the backlog thread, and during the ca...

SUSE CVE-2022-49732

In the Linux kernel, the following vulnerability has been resolved: sock: redo the psock vs ULP protection check Commit 8a59f9d1e3d4 "sock: Introduce sk-skprot-psockupdateskprot" has moved the inetcskhasulpsk check from skpsockinit to the new tcpbpfupdateproto function. I'm guessing that this was...

DEBIAN-CVE-2022-49732

In the Linux kernel, the following vulnerability has been resolved: sock: redo the psock vs ULP protection check Commit 8a59f9d1e3d4 "sock: Introduce sk-skprot-psockupdateskprot" has moved the inetcskhasulpsk check from skpsockinit to the new tcpbpfupdateproto function. I'm guessing that this was...