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CVE-2024-36882

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: mm: use memalloc_nofs_save() in page_cache_ra_order() See commit f2c817bed58d ("mm: use memalloc_nofs_save in readahead path"),…

Published May 30, 2024CWE-667EPSS 0.18%

Overview

CVE-2024-36882 is a medium-severity vulnerability. It was published on May 30, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. 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:

mm: use memalloc_nofs_save() in page_cache_ra_order()

See commit f2c817bed58d ("mm: use memalloc_nofs_save in readahead path"),

ensure that page_cache_ra_order() do not attempt to reclaim file-backed

pages too, or it leads to a deadlock, found issue when test ext4 large

folio.

INFO: task DataXceiver for:7494 blocked for more than 120 seconds.

"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.

task:DataXceiver for state:D stack:0 pid:7494 ppid:1 flags:0x00000200

Call trace:

__switch_to+0x14c/0x240

__schedule+0x82c/0xdd0

schedule+0x58/0xf0

io_schedule+0x24/0xa0

__folio_lock+0x130/0x300

migrate_pages_batch+0x378/0x918

migrate_pages+0x350/0x700

compact_zone+0x63c/0xb38

compact_zone_order+0xc0/0x118

try_to_compact_pages+0xb0/0x280

__alloc_pages_direct_compact+0x98/0x248

__alloc_pages+0x510/0x1110

alloc_pages+0x9c/0x130

folio_alloc+0x20/0x78

filemap_alloc_

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/30153e4466647a17eebfced13eede5cbe4290e69Refgit.kernel.org/stable/c/468971c3f4b8187f25334503b68050a0e1370147Refgit.kernel.org/stable/c/7629ef6dda1564098aadeef38e5fbd11ee8627c4Refgit.kernel.org/stable/c/cf6a1d16c6df3c30b03f0c6a92a2ba7f86dffb45Refgit.kernel.org/stable/c/30153e4466647a17eebfced13eede5cbe4290e69Refgit.kernel.org/stable/c/468971c3f4b8187f25334503b68050a0e1370147Refgit.kernel.org/stable/c/7629ef6dda1564098aadeef38e5fbd11ee8627c4Refgit.kernel.org/stable/c/cf6a1d16c6df3c30b03f0c6a92a2ba7f86dffb45

How CyberStrike helps

Frequently asked questions

What is CVE-2024-36882?

CVE-2024-36882 is a medium-severity vulnerability. It was published on May 30, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-36882?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-36882?

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-2024-36882?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-36882 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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