Vulnerability Details : CVE-2021-36489
Potential exploit
Buffer Overflow vulnerability in Allegro through 5.2.6 allows attackers to cause a denial of service via crafted PCX/TGA/BMP files to allegro_image addon.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2021-36489
- cpe:2.3:a:liballeg:allegro:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-36489
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 11 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-36489
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2025-03-27 |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2021-36489
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by:
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2021-36489
-
https://github.com/liballeg/allegro5/issues/1251
segmentation fault to al_load_bitmap · Issue #1251 · liballeg/allegro5 · GitHubExploit;Issue Tracking;Third Party Advisory
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