CVE-2024-42122: drm/amd/display: Add NULL pointer check for kzalloc
Vulnerability summary
CVE-2024-42122 is a medium (CVSS 5.5) NULL Pointer Dereference vulnerability in linux. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 17.2% 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 18 · Related 17Timeline
- 30-07-2024PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL pointer check for kzalloc [Why & How] Check return pointer of kzalloc before using it.
CVSS metrics
3 scores · 3 sources · 1 version- 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
0.26%
Chance of exploitation in the next 30 days
Percentile
17%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.26% 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.
Ubuntu119 products
- linuxAll versions (No fix recorded) | < 6.8.0-58.60
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 6.8.0-1027.29
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c, < 552e7938b4d7fe548fbf29b9950a14c6149d0470 | ≥ 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c, < cd1e565a5b7fa60c349ca8a16db1e61715fe8230 | ≥ 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c, < 062edd612fcd300f0f79a36fca5b8b6a5e2fce70 | ≥ 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c, < 8e65a1b7118acf6af96449e1e66b7adbc9396912 | 4.15
- linux_kernel< 6.9.9
Debian1 product
- linux< 6.1.129-1 | < 6.9.9-1
3 vendors · 122 products
