CVE-2022-50536

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix repeated calls to sockput when msg has moredata In tcpbpfsendverdict redirection, the eval variable is assigned to SKREDIRECT after the applybytes data is sent, if msg has moredata, sockput will be called multip...

SUSE CVE-2023-53585

In the Linux kernel, the following vulnerability has been resolved: bpf: reject unhashed sockets in bpfskassign The semantics for bpfskassign are as follows: sk = somelookupfunc bpfskassignskb, sk bpfskreleasesk That is, the sk is not consumed by bpfskassign. The function therefore needs to make...

CVE-2025-39913

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...

CVE-2025-39913 tcp_bpf: Call sk_msg_free() when tcp_bpf_send_verdict() fails to allocate psock->cork.

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...

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...

DEBIAN-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...

CVE-2022-50259 bpf, sockmap: fix race in sock_map_free()

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...

SUSE-SU-2025:20620-1 Security update for kernel-livepatch-MICRO-6-0-RT_Update_4

This update for kernel-livepatch-MICRO-6-0-RTUpdate4 fixes the following issues: - CVE-2024-56664: bpf, sockmap: fix race between element replace and close bsc1235250 - CVE-2025-37752: netsched: schsfq: move the limit validation bsc1245776 - CVE-2025-37797: netsched: hfsc: Fix a UAF vulnerability...

SUSE-SU-2025:20610-1 Security update for kernel-livepatch-MICRO-6-0_Update_2

This update for kernel-livepatch-MICRO-6-0Update2 fixes the following issues: - CVE-2024-56664: bpf, sockmap: fix race between element replace and close bsc1235250 - CVE-2025-37752: netsched: schsfq: move the limit validation bsc1245776 - CVE-2025-37797: netsched: hfsc: Fix a UAF vulnerability in...

Linux Distros Unpatched Vulnerability : CVE-2025-38166

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf: fix ktls panic with sockmap 2172.936997 ------------ cut here ------------ 2172.936999 kernel BUG at lib/ioviter.c:629! ...... 2172.944996 PKRU: 55555554...

Linux Distros Unpatched Vulnerability : CVE-2021-20268

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An out-of-bounds access flaw was found in the Linux kernel's implementation of the eBPF code verifier in the way a user running the eBPF script calls...

Linux Distros Unpatched Vulnerability : CVE-2023-52986

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: Check for any of tcpbpfprots when cloning a listener A listening socket linked...

bpf: fix ktls panic with sockmap

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CVE-2025-38165

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix panic when calling skblinearize The panic can be reproduced by executing the command: ./bench sockmap -c 2 -p 1 -a --rx-verdict-ingress --rx-strp 100000 Then a kernel panic was captured: ''' 657.460555 kernel BU...

AZL-64553 CVE-2025-38112 affecting package kernel for versions less than 6.6.96.1-1

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...

kernel: sock_map: avoid race between sock_map_close and sk_psock_put

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...

kernel: sock_map: Add a cond_resched() in sock_hash_free()

In the Linux kernel, the following vulnerability has been resolved: sockmap: Add a condresched in sockhashfree Several syzbot soft lockup reports all have in common sockhashfree If a map with a large number of buckets is destroyed, we need to yield the cpu when needed...

CVE-2022-49877

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix the sk-skforwardalloc warning of skstreamkillqueues When running testsockmap selftests, the following warning appears: WARNING: CPU: 2 PID: 197 at net/core/stream.c:205 skstreamkillqueues+0xd3/0xf0 Call Trace:...

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

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UBUNTU-CVE-2025-21854

In the Linux kernel, the following vulnerability has been resolved: sockmap, vsock: For connectible sockets allow only connected sockmap expects all vsocks to have a transport assigned, which is expressed in vsockproto::psockupdateskprot. However, there is an edge case where an unconnected...