CVE-2023-52641: fs/ntfs3: Add NULL ptr dereference checking at the end of attr_allocate_frame()
Vulnerability summary
CVE-2023-52641 is a medium (CVSS 5.5) NULL Pointer Dereference vulnerability in linux. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 15% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 15 · Related 15Timeline
- 03-04-2024PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Add NULL ptr dereference checking at the end of attr_allocate_frame() It is preferable to exit through the out: label because internal debugging functions are located there.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.24%
Chance of exploitation in the next 30 days
Percentile
15%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.24% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu117 products
- linuxAll versions (No fix recorded) | < 5.15.0-112.122
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 5.15.0-1063.69
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e, < ee8db6475cb15c8122855f72ad4cfa5375af6a7b | ≥ 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e, < 50545eb6cd5f7ff852a01fa29b7372524ef948cc | ≥ 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e, < 947c3f3d31ea185ddc8e7f198873f17d36deb24c | ≥ 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e, < 847b68f58c212f0439c5a8101b3841f32caffccd | ≥ 4534a70b7056fd4b9a1c6db5a4ce3c98546b291e, < aaab47f204aaf47838241d57bf8662c8840de60a | 5.15
- linux_kernel< 5.15.150 | ≥ 5.16, < 6.1.80 | ≥ 6.2, < 6.6.19 | ≥ 6.7, < 6.7.7 | 6.8:rc1 | 6.8:rc2 | 6.8:rc3
Debian1 product
- linux< 6.1.82-1 | < 6.7.7-1
3 vendors · 120 products
