7.8

CVE-2022-3424: linux linux_kernel Use After Free

Modified
AliasesSUSE-SU-2023:0227-1SUSE-SU-2023:0231-1SUSE-SU-2023:0235-1
Published 06-03-2023Last modified 06-03-2025

Vulnerability summary

CVE-2022-3424 is a high (CVSS 7.8) Use After Free vulnerability in linux linux_kernel. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 15.2% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 7.8, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
0.24%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 55 · Related 50
DLA-3403-1DLA-3404-1MGASA-2023-0007MGASA-2023-0008OPENSUSE-SU-2024:13704-1RHSA-2025:8333

Timeline

  1. 06-03-2023
    PublishedVulnerability first disclosed.
  2. 06-03-2025
    Last modifiedVulnerability information updated.

Description

A use-after-free flaw was found in the Linux kernel’s SGI GRU driver in the way the first gru_file_unlocked_ioctl function is called by the user, where a fail pass occurs in the gru_check_chiplet_assignment function. This flaw allows a local user to crash or potentially escalate their privileges on the system.

CVSS metrics

4 scores · 4 sources · 1 version

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

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Ubuntu91 products
  • linuxAll versions (No fix recorded) | < 4.15.0-208.220 | < 5.4.0-144.161 | < 5.15.0-69.76
  • linux-awsAll versions (No fix recorded) | < 4.15.0-1153.166 | < 5.4.0-1097.105 | < 5.15.0-1033.37
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
  • linux-aws-5.13All versions (No fix recorded)
Suse8 products
  • kernel-livepatch-SLE15-SP1_Update_28&distro=SUSE Linux Enterprise Live Patching 15 SP1< 13-150100.2.2
  • kernel-livepatch-SLE15-SP1_Update_29&distro=SUSE Linux Enterprise Live Patching 15 SP1< 12-150100.2.2
  • kernel-livepatch-SLE15-SP1_Update_30&distro=SUSE Linux Enterprise Live Patching 15 SP1< 11-150100.2.2
  • kernel-livepatch-SLE15-SP1_Update_31&distro=SUSE Linux Enterprise Live Patching 15 SP1< 8-150100.2.1
  • kernel-livepatch-SLE15-SP1_Update_32&distro=SUSE Linux Enterprise Live Patching 15 SP1< 6-150100.2.1
Debian1 product
  • linux< 6.1.4-1
Linux1 product
  • linux_kernel≥ 2.6.33, < 4.9.337 | ≥ 4.10, < 4.14.303 | ≥ 4.15, < 4.19.270 | ≥ 4.20, < 5.4.229 | ≥ 5.5, < 5.10.163 | ≥ 5.11, < 5.15.86 | ≥ 5.16, < 6.0.16 | ≥ 6.1, < 6.1.2
Opensuse1 product
  • kernel-source&distro=openSUSE Tumbleweed< 6.0.1-1.1
Redhat1 product

6 vendors · 103 products

References

37 links
Show all 37 references