CVE-2024-43866: net/mlx5: Always drain health in shutdown callback
Vulnerability summary
CVE-2024-43866 is a medium (CVSS 4.7) vulnerability in linux. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 5.6% of scored vulnerabilities.
Not severe (CVSS 4.7, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 20 · Related 16Timeline
- 20-08-2024PublishedVulnerability first disclosed.
- 23-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Always drain health in shutdown callback There is no point in recovery during device shutdown. if health work started need to wait for it to avoid races and NULL pointer access. Hence, drain health WQ on shutdown callback.
CVSS metrics
3 scores · 3 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated4.7MediumCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated4.7MediumCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.16%
Chance of exploitation in the next 30 days
Percentile
6%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.16% 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 cause- CWE-362Concurrent Execution using Shared Resource with Improper SynchronizationThe product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.
- CWE-476NULL Pointer DereferenceThe product dereferences a pointer that it expects to be valid but is NULL.
Affected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu129 products
- linuxAll versions (No fix recorded) | < 6.8.0-50.51
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 6.8.0-1020.22
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ d2aa060d40fa060e963f9a356d43481e43ba3dac, < 5005e2e159b300c1b8c6820a1e13a62eb0127b9b | ≥ d2aa060d40fa060e963f9a356d43481e43ba3dac, < 6b6c2ebd83f2bf97e8f221479372aaca97a4a9b2 | ≥ d2aa060d40fa060e963f9a356d43481e43ba3dac, < 6048dec754554a1303d632be6042d3feb3295285 | ≥ d2aa060d40fa060e963f9a356d43481e43ba3dac, < 1b75da22ed1e6171e261bc9265370162553d5393 | 63d10e93df94c93bdeac87a9401696b1edadb7ed | ≥ 4.13.16, < 4.14 | 4.14
- linux_kernel≥ 4.13.16, < 6.1.113 | ≥ 6.2, < 6.6.45 | ≥ 6.7, < 6.10.4 | 6.11:rc1
Debian1 product
- linux< 6.1.115-1 | < 6.10.4-1
3 vendors · 132 products
