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CVE-2024-26597

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: net: qualcomm: rmnet: fix global oob in rmnet_policy The variable rmnet_link_ops assign a *bigger* maxtype which leads to a glo…

Published Feb 23, 2024CWE-125EPSS 0.26%

Overview

CVE-2024-26597 is a high-severity vulnerability. It was published on February 23, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

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

net: qualcomm: rmnet: fix global oob in rmnet_policy

The variable rmnet_link_ops assign a *bigger* maxtype which leads to a

global out-of-bounds read when parsing the netlink attributes. See bug

trace below:

==================================================================

BUG: KASAN: global-out-of-bounds in validate_nla lib/nlattr.c:386 [inline]

BUG: KASAN: global-out-of-bounds in __nla_validate_parse+0x24af/0x2750 lib/nlattr.c:600

Read of size 1 at addr ffffffff92c438d0 by task syz-executor.6/84207

CPU: 0 PID: 84207 Comm: syz-executor.6 Tainted: G N 6.1.0 #3

Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014

Call Trace:

<TASK>

__dump_stack lib/dump_stack.c:88 [inline]

dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106

print_address_description mm/kasan/report.c:284 [inline]

print_report+0x172/0x475 mm/kasan/report.c:395

kasan_report+0xbb/0x1c0 mm/kasan/repor

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/02467ab8b404d80429107588e0f3425cf5fcd2e5Refgit.kernel.org/stable/c/093dab655808207f7a9f54cf156240aeafc70590Refgit.kernel.org/stable/c/17d06a5c44d8fd2e8e61bac295b09153496f87e1Refgit.kernel.org/stable/c/2295c22348faf795e1ccdf618f6eb7afdb2f7447Refgit.kernel.org/stable/c/3b5254862258b595662a0ccca6e9eeb88d6e7468Refgit.kernel.org/stable/c/b33fb5b801c6db408b774a68e7c8722796b59eccRefgit.kernel.org/stable/c/c4734535034672f59f2652e1e0058c490da62a5cRefgit.kernel.org/stable/c/ee1dc3bf86f2df777038506b139371a9add02534Refgit.kernel.org/stable/c/02467ab8b404d80429107588e0f3425cf5fcd2e5Refgit.kernel.org/stable/c/093dab655808207f7a9f54cf156240aeafc70590

How CyberStrike helps

Frequently asked questions

What is CVE-2024-26597?

CVE-2024-26597 is a high-severity vulnerability. It was published on February 23, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-26597?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-26597?

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-2024-26597?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-26597 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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