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...

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...

UBUNTU-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...

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...

CVE-2022-49732 sock: redo the psock vs ULP protection check

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...

CVE-2022-49732 sock: redo the psock vs ULP protection check

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...

CVE-2022-49732

The CVE-2022-49732 issue in the Linux kernel concerns psock handling and ULP protection. A change moved the inet_csk_has_ulp(sk) check from sk_psock_init() to tcp_bpf_update_proto(), enabling psocks for non-inet sockets. The destruction path of psock includes the ULP unwind, so sk_psock_init() mu...

CVE-2022-49207 bpf, sockmap: Fix memleak in sk_psock_queue_msg

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix memleak in skpsockqueuemsg If tcpbpfsendmsg is running during a tear down operation we may enqueue data on the ingress msg queue while tear down is trying to free it. sk1 redirect sk2 sk2 -------------------...

CVE-2022-49205

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix double uncharge the mem of skmsg If tcpbpfsendmsg is running during a tear down operation, psock may be freed. tcpbpfsendmsg tcpbpfsendverdict skmsgreturn tcpbpfsendmsgredir unlikely!psock skmsgfree The mem of m...

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 sock module not properly handling ULP protection checks during psock initialization...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sockmap: Avoid a race condition between sockmapclose and skpsockput. skpsockget will return NULL if the reference count of psock reaches 0, which will happen when the last call to skpsockput is completed. However, skpsockdrop may...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: tcpbpf: The return value of tcpbpfsendmsg was corrected. When we use the cork mechanism in psock-cork, the last message triggers flushing, resulting in sending a skmsg that is larger than the current message size. In this case, i...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: BPF, skmsg: Fixed NULL pointer dereferencing in skpsockskbingressenqueue. Fixed NULL pointer race conditions in skpsockskbingressenqueue, as reported by syzbot 1. 1 BUG: KCSAN: Data race in skpsock Drop and...

PT-2025-40087

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained a flaw in the tcp bpf subsystem where sk msg free was not called when tcp bpf send verdict failed to allocate memory for psock-cork. This could lead to memory...

DEBIAN-CVE-2024-46783

In the Linux kernel, the following vulnerability has been resolved: tcpbpf: fix return value of tcpbpfsendmsg When we cork messages in psock-cork, the last message triggers the flushing will result in sending a skmsg larger than the current message size. In this case, in tcpbpfsendverdict, 'copie...

SUSE SLES15: kernel-azure / kernel-azure-devel / kernel-devel-azure / etc (SUSE-SU-2024:2896-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2024:2896-1 advisory. The SUSE Linux Enterprise 15 SP6 Azure kernel was updated to receive various security bugfixes. The following security bugs were...

SUSE CVE-2024-39500

In the Linux kernel, the following vulnerability has been resolved: sockmap: avoid race between sockmapclose and skpsockput skpsockget will return NULL if the refcount of psock has gone to 0, which will happen when the last call of skpsockput is done. However, skpsockdrop may not have finished ye...