The vulnerability of the sock_map component in the Linux operating system’s kernel allows a hacker to cause a service failure.

The vulnerability of the sockmap component in the Linux operating system’s kernel is related to the assignment of the NULL pointer in the function sockmapclose. Exploiting this vulnerability can allow an attacker to cause a service failure...

Security update for the Linux Kernel (Live Patch 13 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005562 fixes several issues. The following security issues were fixed: CVE-2021-47517: Fix panic when interrupt coaleceing is set via ethtool bsc1225429. CVE-2024-36904: tcp: Use refcountincnotzero in tcptwskunique bsc1225733. CVE-2024-43861: Fix memor...

DEBIAN-CVE-2024-53124

In the Linux kernel, the following vulnerability has been resolved: net: fix data-races around sk-skforwardalloc Syzkaller reported this warning: ------------ cut here ------------ WARNING: CPU: 0 PID: 16 at net/ipv4/afinet.c:156 inetsockdestruct+0x1c5/0x1e0 Modules linked in: CPU: 0 UID: 0 PID: ...

AZL-54224 CVE-2024-53124 affecting package kernel for versions less than 6.6.76.1-1

In the Linux kernel, the following vulnerability has been resolved: net: fix data-races around sk-skforwardalloc Syzkaller reported this warning: ------------ cut here ------------ WARNING: CPU: 0 PID: 16 at net/ipv4/afinet.c:156 inetsockdestruct+0x1c5/0x1e0 Modules linked in: CPU: 0 UID: 0 PID: ...

DEBIAN-CVE-2024-53103

In the Linux kernel, the following vulnerability has been resolved: hvsock: Initializing vsk-trans to NULL to prevent a dangling pointer When hvs is released, there is a possibility that vsk-trans may not be initialized to NULL, which could lead to a dangling pointer. This issue is resolved by...

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 possibility that the vsk-trans pointer in the hvsock component may not be initialized to NULL after bein...

The vulnerability of the sock_map_{close,destroy,unhash}() functions in the Linux operating system allows a hacker to compromise the confidentiality and accessibility of the protected information.

The vulnerability of the functions sockmapclose,destroy,unhash in the net/core/sockmap.c module of the Linux operating system is related to stack overflow due to infinite recursion. Exploiting this vulnerability can allow a remote attacker to compromise the confidentiality and accessibility of th...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Network layer: Do not leave a dangling “sk” pointer when socket creation fails. It is possible to trigger a use-after-free by: - Attaching a “fentry probe” to sockrelease and the probe that calls bpfgetsocketcookie; - Running...

kernel: af_unix: Fix data races in unix_release_sock/unix_stream_sendmsg

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races in unixreleasesock/unixstreamsendmsg A data-race condition has been identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE. However, on...

SUSE CVE-2024-50260

In the Linux kernel, the following vulnerability has been resolved: sockmap: fix a NULL pointer dereference in sockmaplinkupdateprog The following race condition could trigger a NULL pointer dereference: sockmaplinkdetach: sockmaplinkupdateprog: mutexlock&sockmapmutex; ... sockmaplink-map = NULL;...

DEBIAN-CVE-2024-50260

In the Linux kernel, the following vulnerability has been resolved: sockmap: fix a NULL pointer dereference in sockmaplinkupdateprog The following race condition could trigger a NULL pointer dereference: sockmaplinkdetach: sockmaplinkupdateprog: mutexlock&sockmapmutex; ... sockmaplink-map = NULL;...

UBUNTU-CVE-2024-50260

In the Linux kernel, the following vulnerability has been resolved: sockmap: fix a NULL pointer dereference in sockmaplinkupdateprog The following race condition could trigger a NULL pointer dereference: sockmaplinkdetach: sockmaplinkupdateprog: mutexlock&sockmapmutex; ... sockmaplink-map = NULL;...

sock_map: Add a cond_resched() in sock_hash_free()

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SUSE CVE-2024-50148

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bnep: fix wild-memory-access in protounregister There's issue as follows: KASAN: maybe wild-memory-access in range 0xdead...108-0xdead...10f CPU: 3 UID: 0 PID: 2805 Comm: rmmod Tainted: G W RIP:...

SUSE CVE-2024-50169

In the Linux kernel, the following vulnerability has been resolved: vsock: Update rxbytes on readskb Make sure virtiotransportincrxpkt and virtiotransportdecrxpkt calls are balanced i.e. virtiovsocksock::rxbytes doesn't lie after vsocktransport::readskb. While here, also inform the peer that we'v...

UBUNTU-CVE-2024-50148

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bnep: fix wild-memory-access in protounregister There's issue as follows: KASAN: maybe wild-memory-access in range 0xdead...108-0xdead...10f CPU: 3 UID: 0 PID: 2805 Comm: rmmod Tainted: G W RIP:...

UBUNTU-CVE-2024-50124

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix UAF on isosocktimeout conn-sk maybe have been unlinked/freed while waiting for isoconnlock so this checks if the conn-sk is still valid by checking if it part of isosklist...

kernel: sctp: Fix null-ptr-deref in reuseport_add_sock().

In the Linux kernel, the following vulnerability has been resolved: sctp: Fix null-ptr-deref in reuseportaddsock. syzbot reported a null-ptr-deref while accessing sk2-skreuseportcb in reuseportaddsock. 0 The repro first creates a listener with SOREUSEPORT. Then, it creates another listener on the...

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-2024-50033 slip: make slhc_remember() more robust against malicious packets

In the Linux kernel, the following vulnerability has been resolved: slip: make slhcremember more robust against malicious packets syzbot found that slhcremember was missing checks against malicious packets 1. slhcremember only checked the size of the packet was at least 20, which is not good...