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CVE-2024-57882

9.8 · CRITICAL

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix TCP options overflow.

Published Jan 15, 2025CWE-476EPSS 0.52%

Overview

CVE-2024-57882 is a critical-severity vulnerability. It was published on January 15, 2025 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

mptcp: fix TCP options overflow.

Syzbot reported the following splat:

Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN PTI

KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]

CPU: 1 UID: 0 PID: 5836 Comm: sshd Not tainted 6.13.0-rc3-syzkaller #0

Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024

RIP: 0010:_compound_head include/linux/page-flags.h:242 [inline]

RIP: 0010:put_page+0x23/0x260 include/linux/mm.h:1552

Code: 90 90 90 90 90 90 90 55 41 57 41 56 53 49 89 fe 48 bd 00 00 00 00 00 fc ff df e8 f8 5e 12 f8 49 8d 5e 08 48 89 d8 48 c1 e8 03 <80> 3c 28 00 74 08 48 89 df e8 8f c7 78 f8 48 8b 1b 48 89 de 48 83

RSP: 0000:ffffc90003916c90 EFLAGS: 00010202

RAX: 0000000000000001 RBX: 0000000000000008 RCX: ffff888030458000

RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000

RBP: dffffc00

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/09ba95321a269019b5aa8e0c3bc80cf86d91fd18Refgit.kernel.org/stable/c/53fe947f67c93a5334aed3a7259fcc8a204f8bb6Refgit.kernel.org/stable/c/88b01048f286bb522f524ad99943ba86797d6514Refgit.kernel.org/stable/c/cbb26f7d8451fe56ccac802c6db48d16240feebdRefgit.kernel.org/stable/c/fb08e6b0ba284e3dcdc9378de26dcb51d90710f5Refwww.openwall.com/lists/oss-security/2025/04/01/3Reflists.debian.org/debian-lts-announce/2025/03/msg00001.html

How CyberStrike helps

Frequently asked questions

What is CVE-2024-57882?

CVE-2024-57882 is a critical-severity vulnerability. It was published on January 15, 2025 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2024-57882?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2024-57882?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2024-57882?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-57882 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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