CVE-2022-49018

CVE-2022-49018 involves a Linux kernel bug where a sleep in atomic context occurred during mptcp_close. The CVE entries in the provided documents confirm the issue was resolved by replacing the fast socket lock variant with sock_lock_nested() in the mptcp_close path (net/mptcp/protocol.c: close f...

CVE-2022-49018 mptcp: fix sleep in atomic at close time

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix sleep in atomic at close time Matt reported a splat at msk close time: BUG: sleeping function called from invalid context at net/mptcp/protocol.c:2877 inatomic: 1, irqsdisabled: 0, nonblock: 0, pid: 155, name:...

CVE-2022-49018 mptcp: fix sleep in atomic at close time

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix sleep in atomic at close time Matt reported a splat at msk close time: BUG: sleeping function called from invalid context at net/mptcp/protocol.c:2877 inatomic: 1, irqsdisabled: 0, nonblock: 0, pid: 155, name:...

CVE-2022-49018 mptcp: fix sleep in atomic at close time

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix sleep in atomic at close time Matt reported a splat at msk close time: BUG: sleeping function called from invalid context at net/mptcp/protocol.c:2877 inatomic: 1, irqsdisabled: 0, nonblock: 0, pid: 155, name:...

CVE-2022-49018: Improper Locking

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix sleep in atomic at close time Matt reported a splat at msk close time: BUG: sleeping function called from invalid context at net/mptcp/protocol.c:2877 inatomic: 1, irqsdisabled: 0, nonblock: 0, pid: 155, name:...

PT-2025-13212

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.14.0-rc2-syzkaller-00303-gad1b832bf1cf Description A vulnerability has been resolved in the Linux kernel related to the MultiPath TCP MPTCP protocol. The issue arises when the PM control path attempts to send a...

PT-2024-35512

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.12.0-rc2+ Description The issue arises when the socket is initialized without using rcu read lock, despite an explicit comment above the declaration of mptcp sched find in sched.c. This results in a warning abo...

Oracle Linux 9 : kernel (ELSA-2024-8162)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2024-8162 advisory. - gfs2: Fix NULL pointer dereference in gfs2logflush CKI Backport Bot RHEL-51561 RHEL-51559 CVE-2024-42079 - KVM: SVM: WARN on vNMI + NMI window iff NM...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

RHEL 9 : kernel (RHSA-2024:8162)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:8162 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Local information disclosure o...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-45009)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-45009 advisory. - In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: only decrement addaddraccepte...

PT-2024-33916

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.11.0 Description: A vulnerability has been resolved in the Linux kernel related to MPTCP DSS corruption due to large PMTU xmit. The issue was triggered by Syzkaller, causing a DSS corruption and resulting in a...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free after failure to create a snapshot CVE-2022-48733 In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix showrcutaskstracegpkthread buffer overflow...

SUSE CVE-2024-46858

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: Fix uaf in timerdeletesync There are two paths to access mptcppmdeladdtimer, result in a race condition: CPU1 CPU2 ==== ==== netrxaction napipoll netlinksendmsg napipoll netlinkunicast processbacklog netlinkunicastkern...

CVE-2024-46858

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: Fix uaf in timerdeletesync There are two paths to access mptcppmdeladdtimer, result in a race condition: CPU1 CPU2 ==== ==== netrxaction napipoll netlinksendmsg napipoll netlinkunicast processbacklog netlinkunicastkern...

AZL-49785 CVE-2024-46858 affecting package kernel for versions less than 6.6.56.1-5

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: Fix uaf in timerdeletesync There are two paths to access mptcppmdeladdtimer, result in a race condition: CPU1 CPU2 ==== ==== netrxaction napipoll netlinksendmsg napipoll netlinkunicast processbacklog netlinkunicastkern...

CVE-2024-46858 mptcp: pm: Fix uaf in __timer_delete_sync

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: Fix uaf in timerdeletesync There are two paths to access mptcppmdeladdtimer, result in a race condition: CPU1 CPU2 ==== ==== netrxaction napipoll netlinksendmsg napipoll netlinkunicast processbacklog netlinkunicastkern...

CVE-2024-46858 mptcp: pm: Fix uaf in __timer_delete_sync

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: Fix uaf in timerdeletesync There are two paths to access mptcppmdeladdtimer, result in a race condition: CPU1 CPU2 ==== ==== netrxaction napipoll netlinksendmsg napipoll netlinkunicast processbacklog netlinkunicastkern...

CVE-2024-46858 mptcp: pm: Fix uaf in __timer_delete_sync

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: Fix uaf in timerdeletesync There are two paths to access mptcppmdeladdtimer, result in a race condition: CPU1 CPU2 ==== ==== netrxaction napipoll netlinksendmsg napipoll netlinkunicast processbacklog netlinkunicastkern...

CVE-2024-46858

CVE-2024-46858 in the Linux kernel fixes a local UAF race in mptcp_pm_del_add_timer. Two paths can access mptcp_pm_del_add_timer concurrently (CPU1 in PM code path vs CPU2 in netlink/ip stack path), leading to use-after-free when a timer entry is freed after leaving the critical region. The patch...