CVE-2023-53669

In the Linux kernel, the following vulnerability has been resolved: tcp: fix skbcopyubufs vs BIG TCP David Ahern reported crashes in skbcopyubufs caused by TCP tx zerocopy using hugepages, and skb length bigger than 68 KB. skbcopyubufs assumed it could copy all payload using up to MAXSKBFRAGS...

EUVD-2025-32773

In the Linux kernel, the following vulnerability has been resolved: tcp: fix skbcopyubufs vs BIG TCP David Ahern reported crashes in skbcopyubufs caused by TCP tx zerocopy using hugepages, and skb length bigger than 68 KB. skbcopyubufs assumed it could copy all payload using up to MAXSKBFRAGS...

SUSE CVE-2023-53600

In the Linux kernel, the following vulnerability has been resolved: tunnels: fix kasan splat when generating ipv4 pmtu error If we try to emit an icmp error in response to a nonliner skb, we get BUG: KASAN: slab-out-of-bounds in ipcomputecsum+0x134/0x220 Read of size 4 at addr ffff88811c50db00 by...

CVE-2023-53600

In the Linux kernel, the following vulnerability has been resolved: tunnels: fix kasan splat when generating ipv4 pmtu error If we try to emit an icmp error in response to a nonliner skb, we get BUG: KASAN: slab-out-of-bounds in ipcomputecsum+0x134/0x220 Read of size 4 at addr ffff88811c50db00 by...

CVE-2023-53600

CVE-2023-53600 : In the Linux kernel, a bug in tunnel PMTU handling caused a KASAN slab-out-of-bounds crash when emitting an IPv4 ICMP error in response to a non-linear skb. The root cause was that ip_compute_csum() cannot handle nonlinear skbs, leading to a crash trace including kasan_report and...

CVE-2023-53600 tunnels: fix kasan splat when generating ipv4 pmtu error

In the Linux kernel, the following vulnerability has been resolved: tunnels: fix kasan splat when generating ipv4 pmtu error If we try to emit an icmp error in response to a nonliner skb, we get BUG: KASAN: slab-out-of-bounds in ipcomputecsum+0x134/0x220 Read of size 4 at addr ffff88811c50db00 by...

EUVD-2025-9366

Malicious code in bioql PyPI...

SUSE CVE-2023-53489

In the Linux kernel, the following vulnerability has been resolved: tcp/udp: Fix memleaks of sk and zerocopy skbs with TX timestamp. syzkaller reported 0 memory leaks of an UDP socket and ZEROCOPY skbs. We can reproduce the problem with these sequences: sk = socketAFINET, SOCKDGRAM, 0...

CVE-2023-53489

In the Linux kernel, the following vulnerability has been resolved: tcp/udp: Fix memleaks of sk and zerocopy skbs with TX timestamp. syzkaller reported 0 memory leaks of an UDP socket and ZEROCOPY skbs. We can reproduce the problem with these sequences: sk = socketAFINET, SOCKDGRAM, 0...

CVE-2023-53463

In the Linux kernel, the following vulnerability has been resolved: ibmvnic: Do not reset dql stats on NONFATAL err All ibmvnic resets, make a call to netdevtxresetqueue when re-opening the device. netdevtxresetqueue resets the numqueued and numcompleted byte counters. These stats are used in Byt...

CVE-2023-53489

CVE-2023-53489 affects the Linux kernel memory handling for UDP sockets with TX timestamps and zerocopy skbs. The issue is a memory leak: clones of skbs and their ubuf references can keep a socket refcnt and skb references in the error/clock path, causing leaked sk, sock and skb when close() is c...

CVE-2023-53489 tcp/udp: Fix memleaks of sk and zerocopy skbs with TX timestamp.

In the Linux kernel, the following vulnerability has been resolved: tcp/udp: Fix memleaks of sk and zerocopy skbs with TX timestamp. syzkaller reported 0 memory leaks of an UDP socket and ZEROCOPY skbs. We can reproduce the problem with these sequences: sk = socketAFINET, SOCKDGRAM, 0...

CVE-2023-53463

The CVE-2023-53463 entry concerns Linux kernel ibmvnic (IBM Power NIC) handling of NON_FATAL resets. The advisory describes a bug where resetting dql stats on NON_FATAL resets could lead to a mismatch between num_queued and num_completed due to batched skb handling, causing a BUG_ON crash during ...

CVE-2023-53463 ibmvnic: Do not reset dql stats on NON_FATAL err

In the Linux kernel, the following vulnerability has been resolved: ibmvnic: Do not reset dql stats on NONFATAL err All ibmvnic resets, make a call to netdevtxresetqueue when re-opening the device. netdevtxresetqueue resets the numqueued and numcompleted byte counters. These stats are used in Byt...

PT-2025-40196

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained memory leaks related to socket sk and zero-copy sk buffs skbs when using TX timestamping. The issue was identified through syzkaller reports, which demonstrate...

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 ax25kissrcv function not properly checking for shared skb's, which could lead to memory corruption...

CVE-2023-53186

In the Linux kernel, the following vulnerability has been resolved: skbuff: Fix a race between coalescing and releasing SKBs Commit 1effe8ca4e34 "skbuff: fix coalescing for pagepool fragment recycling" allowed coalescing to proceed with non page pool page and page pool page when @from is cloned,...

kernel: tls: always refresh the queue when reading sock

In the Linux kernel, the following vulnerability has been resolved: tls: always refresh the queue when reading sock After recent changes in net-next TCP compacts skbs much more aggressively. This unearthed a bug in TLS where we may try to operate on an old skb when checking if all skbs in the que...

SUSE CVE-2025-38532

In the Linux kernel, the following vulnerability has been resolved: net: libwx: properly reset Rx ring descriptor When device reset is triggered by feature changes such as toggling Rx VLAN offload, wx-doreset is called to reinitialize Rx rings. The hardware descriptor ring may retain stale values...

SUSE CVE-2025-38236

In the Linux kernel, the following vulnerability has been resolved: afunix: Don't leave consecutive consumed OOB skbs. Jann Horn reported a use-after-free in unixstreamreadgeneric. The following sequences reproduce the issue: $ python3 from socket import s1, s2 = socketpairAFUNIX, SOCKSTREAM...