5.5

CVE-2021-46240: gpac NULL Pointer Dereference

Modified
AliasesUBUNTU-CVE-2021-46240DEBIAN-CVE-2021-46240
Published 21-01-2022Last modified 04-08-2024

Vulnerability summary

CVE-2021-46240 is a medium (CVSS 5.5) NULL Pointer Dereference vulnerability in gpac. EPSS estimates a 0.61% chance of exploitation in the next 30 days, higher than 48.7% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
5.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.61%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits1github

Timeline

  1. 21-01-2022
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

A NULL pointer dereference vulnerability exists in GPAC v1.1.0 via the function gf_dump_vrml_sffield () at scene_manager/scene_dump.c. This vulnerability can lead to a Denial of Service (DoS).

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

0.61%

Chance of exploitation in the next 30 days

Percentile

49%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.61% on 22-09-2026

22-09-202622-10-2026

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

1 found
  • githubUnverified

    Gpac

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • gpacAll versions (No fix recorded)
Gpac1 product
Ubuntu1 product
  • gpacAll versions (No fix recorded)

3 vendors · 3 products

References

4 links