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CVE-2024-39510

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: cachefiles: fix slab-use-after-free in cachefiles_ondemand_daemon_read() We got the following issue in a fuzz test of randomly…

Published Jul 12, 2024CWE-416EPSS 0.28%

Overview

CVE-2024-39510 is a high-severity vulnerability. It was published on July 12, 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:

cachefiles: fix slab-use-after-free in cachefiles_ondemand_daemon_read()

We got the following issue in a fuzz test of randomly issuing the restore

command:

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

BUG: KASAN: slab-use-after-free in cachefiles_ondemand_daemon_read+0xb41/0xb60

Read of size 8 at addr ffff888122e84088 by task ondemand-04-dae/963

CPU: 13 PID: 963 Comm: ondemand-04-dae Not tainted 6.8.0-dirty #564

Call Trace:

kasan_report+0x93/0xc0

cachefiles_ondemand_daemon_read+0xb41/0xb60

vfs_read+0x169/0xb50

ksys_read+0xf5/0x1e0

Allocated by task 116:

kmem_cache_alloc+0x140/0x3a0

cachefiles_lookup_cookie+0x140/0xcd0

fscache_cookie_state_machine+0x43c/0x1230

[...]

Freed by task 792:

kmem_cache_free+0xfe/0x390

cachefiles_put_object+0x241/0x480

fscache_cookie_state_machine+0x5c8/0x1230

[...]

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

Following is the proce

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/3958679c49152391209b32be3357193300a51abdRefgit.kernel.org/stable/c/93064676a2820420a2d37d7c8289f277fe20793dRefgit.kernel.org/stable/c/cb55625f8eb9d2de8be4da0c4580d48cbb32058eRefgit.kernel.org/stable/c/da4a827416066191aafeeccee50a8836a826ba10Refgit.kernel.org/stable/c/3958679c49152391209b32be3357193300a51abdRefgit.kernel.org/stable/c/93064676a2820420a2d37d7c8289f277fe20793dRefgit.kernel.org/stable/c/cb55625f8eb9d2de8be4da0c4580d48cbb32058eRefgit.kernel.org/stable/c/da4a827416066191aafeeccee50a8836a826ba10Reflists.debian.org/debian-lts-announce/2025/01/msg00001.html

How CyberStrike helps

Frequently asked questions

What is CVE-2024-39510?

CVE-2024-39510 is a high-severity vulnerability. It was published on July 12, 2024 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2024-39510?

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-2024-39510?

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-2024-39510?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-39510 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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