Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: BPF, sockmap: Do not allow sockmapclose,destroy,unhash to call itself. Proto callback functions in sockmap should never call themselves by design. Protect against bugs like 1 and break out of the recursive loop to avoid a stac...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject unhashed sockets in bpfskassign The semantics for bpfskassign are as follows: c sk = somelookupfunc bpfskassignskb, sk bpfskreleasesk That is, the sk is not consumed by bpfskassign. Therefore, the function must ensure...

Linux Distros Unpatched Vulnerability : CVE-2026-64548

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf, sockmap: reject overflowing copy + len in bpfmsgpushdata When the scatterlist ring is full or nearly full, bpfmsgpushdata enters a copy fallback path and...

CVE-2026-53184

In the Linux kernel, the following vulnerability has been resolved: udp: clear skb-dev before running a sockmap verdict On the UDP receive path skb-dev is repurposed as devscratch the truesize/state cache set by udpsetdevscratch, through the union struct netdevice dev; unsigned long devscratch; i...

EUVD-2026-38903

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix afunix iter deadlock bpfiterunixseqshow may deadlock when locksockfast takes the fast path and the iter prog attempts to update a sockmap. Which ends up spinning at sockmapupdateelem's bhlocksock: WARNING:...

CVE-2026-53035 bpf, sockmap: Fix af_unix iter deadlock

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix afunix iter deadlock bpfiterunixseqshow may deadlock when locksockfast takes the fast path and the iter prog attempts to update a sockmap. Which ends up spinning at sockmapupdateelem's bhlocksock: WARNING:...

CVE-2026-53035 bpf, sockmap: Fix af_unix iter deadlock

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix afunix iter deadlock bpfiterunixseqshow may deadlock when locksockfast takes the fast path and the iter prog attempts to update a sockmap. Which ends up spinning at sockmapupdateelem's bhlocksock: WARNING:...

The vulnerability of the sock_map_free() function in the net/core/sock_map.c module exposes support for network functions in the Linux kernel, allowing an attacker to cause a service failure.

The vulnerability of the sockmapfree function in the net/core/sockmap.c module related to Linux kernel’s network function support is due to the reutilization of previously freed memory. Exploiting this vulnerability can allow an attacker to cause a service failure...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013236)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013236 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: fix race in sockmapfree sockmapfree calls releasesocksk without owning a reference ...

ROS-20260114-7307

A vulnerability in the sockmaplookupsys function of the net/core/sockmap.c module of the Linux kernel is related to synchronization errors when using a shared resource . Exploitation of the vulnerability may allow an attacker to affect confidentiality, integrity and availability of protected...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992606)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992606 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: fix race in sockmapfree sockmapfree calls releasesocksk without owning a reference ...

EUVD-2025-201209

In the Linux kernel, the following vulnerability has been resolved: vsock: Ignore signal/timeout on connect if already established During connect, acting on a signal/timeout by disconnecting an already established socket leads to several issues: 1. connect invoking vsocktransportcancelpkt -...

The vulnerability of the sock_map_link_update_prog() function in the net/core/sock_map.c module allows a hacker to cause a service failure in Linux kernel-based networking functions.

The vulnerability of the sockmaplinkupdateprog function in the net/core/sockmap.c module relates to pointer manipulation in Linux kernel’s network functions. Exploiting this vulnerability could allow an attacker to cause a service failure...

EUVD-2022-55493

Malicious code in bioql PyPI...

SUSE CVE-2022-50259

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: fix race in sockmapfree sockmapfree calls releasesocksk without owning a reference on the socket. This can cause use-after-free as syzbot found 1 Jakub Sitnicki already took care of a similar issue in sockhashfree i...

Linux Distros Unpatched Vulnerability : CVE-2022-50259

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: fix race in sockmapfree sockmapfree calls releasesocksk without owning 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 Linux kernel that stems from the sockmapfree function not properly obtaining reference counts, which could lead to reuse after release...

kernel: bpf, sockmap: Fix race between element replace and close()

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix race between element replace and close Element replace with a socket different from the one stored may race with socket's close link popping & unlinking. sockmapdelete unconditionally unrefs the wrong element: /...

UBUNTU-CVE-2023-53133

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix an infinite loop error when len is 0 in tcpbpfrecvmsgparser When the buffer length of the recvmsg system call is 0, we got the flollowing soft lockup problem: watchdog: BUG: soft lockup - CPU3 stuck for 27s!...

The vulnerability of the sock_map_lookup_sys() function in the net/core/sock_map.c module of the Linux kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the sockmaplookupsys function in the net/core/sockmap.c module of the Linux kernel is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility of the...