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CVE-2024-35844

17
FAUCET Score

CVE-2024-35844 is a vulnerability in the Linux kernel's F2FS filesystem, specifically affecting its compression functionality. It arises from an error in counting reserved blocks when a file has only one direct_node and the system runs out of space, preventing proper repair by fsck. This vulnerability has a CVSS score of 5.5 (Medium), indicating a local attack vector with low complexity, requiring local privileges, and leading to high availability impact (data unrepairable). There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 5.8, < 5.15.153CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.16, < 6.1.83CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.2, < 6.6.23CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.7, < 6.7.11CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.8, < 6.8.2CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.24%
Probability of exploitation in next 30 days
EPSS Percentile
15.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0024 is in the 67th percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2024-35844Moderate

kernel: f2fs: compress: fix reserve_cblocks counting error when out of space

May 17, 2024

References

git.kernel.org / stable/c/2f6d721e14b69d6e1251f69fa238b48e8374e25f
Patch
git.kernel.org / stable/c/569c198c9e2093fd29cc071856a4e548fda506bc
Patch
git.kernel.org / stable/c/889846dfc8ee2cf31148a44bfd2faeb2faadc685
Patch
git.kernel.org / stable/c/f0bf89e84c3afb79d7a3a9e4bc853ad6a3245c0a
Patch
git.kernel.org / stable/c/fa3ac8b1a227d9b470b87972494293348b5839ee
Patch
git.kernel.org / stable/c/fc0aed88afbf6f606205129a7466eebdf528e3f3
Patch
openwall.com / lists/oss-security/2024/05/30/1
Mailing List
openwall.com / lists/oss-security/2024/05/30/2
Mailing List