6.3

CVE-2022-38457: There is an UAF vulnerability in vmwgfx driver

Modified
AliasesUBUNTU-CVE-2022-38457DEBIAN-CVE-2022-38457
Published 09-09-2022Last modified 17-09-2024

Vulnerability summary

CVE-2022-38457 is a medium (CVSS 6.3) Use After Free vulnerability in linux kernel. EPSS estimates a 0.57% chance of exploitation in the next 30 days, higher than 47.4% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 6.3, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
6.3/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.57%
0%100%
Low · +0.01 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 15 · Related 8
RHSA-2023:6583RHSA-2023:6901RHSA-2023:7077RHSA-2024:0930RHSA-2024:1404RHSA-2024:4823

Timeline

  1. 09-09-2022
    PublishedVulnerability first disclosed.
  2. 17-09-2024
    Last modifiedVulnerability information updated.

Description

A use-after-free(UAF) vulnerability was found in function 'vmw_cmd_res_check' in drivers/gpu/vmxgfx/vmxgfx_execbuf.c in Linux kernel's vmwgfx driver with device file '/dev/dri/renderD128 (or Dxxx)'. This flaw allows a local attacker with a user account on the system to gain privilege, causing a denial of service(DoS).

CVSS metrics

5 scores · 4 sources · 2 versions

EPSS trend

Probability

0.57%

Chance of exploitation in the next 30 days

Percentile

47%

Versus all other CVEs

30-day change

Increase +0.01 pp

From 0.57% 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: network-reachable, low-privilege account, user interaction (CVSS vector). Other conditions: not stated in public data.

Ubuntu96 products
  • linuxAll versions (No fix recorded)
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded)
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Linux2 products
  • kernel≥ v4.20-rc1, < 5.13.0-52*
  • linux_kernel≥ 4.20, < 6.1.7 | 6.2:rc1 | 6.2:rc2 | 6.2:rc3 | 6.2:rc4
Debian1 product
  • linux< 6.1.7-1

3 vendors · 99 products

References

5 links