What is CVE-2023-45913?

CVE-2023-45913 is a medium-severity vulnerability in Mesa3d Mesa, classified under NULL Pointer Dereference. CVSS score: 6.2/10. Published 2024-03-27.

How severe is CVE-2023-45913?

Medium severity. CVSS v3 base score is 6.2 out of 10.

NULL pointer dereference in Mesa3d Mesa

CVE-2023-45913

Mesa v23.0.4 was discovered to contain a NULL pointer dereference via the function dri2GetGlxDrawableFromXDrawableId(). This vulnerability is triggered when the X11 server sends an DRI2_BufferSwapComplete event unexpectedly when the application is using DRI3. NOTE: this is disputed because there is no scenario in which the vulnerability was demonstrated.

Published 2024-03-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (18.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 18.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Mesa3d Mesa — versions 23.0.4

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

gitlab.freedesktop.org/mesa/mesa/-/issues/9856 (Broken Link)
seclists.org/fulldisclosure/2024/Jan/28 (mailing-list, Mailing List, Third Party Advisory)
seclists.org/fulldisclosure/2024/Jan/71 (Mailing List, Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2023-45913?: CVE-2023-45913 is a medium-severity vulnerability in Mesa3d Mesa, classified under NULL Pointer Dereference. CVSS score: 6.2/10. Published 2024-03-27.
How severe is CVE-2023-45913?: Medium severity. CVSS v3 base score is 6.2 out of 10.