5.5

CVE-2021-32289: nokia heif NULL Pointer Dereference

CVSS: 5.5v3.1MediumModified
Published 20-09-2021Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2021-32289 is a medium (CVSS 5.5) NULL Pointer Dereference vulnerability in nokia heif. EPSS estimates a 0.64% chance of exploitation in the next 30 days, higher than 49.7% 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
0.64%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 20-09-2021
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

An issue was discovered in heif through through v3.6.2. A NULL pointer dereference exists in the function convertByteStreamToRBSP() located in nalutil.cpp. It allows an attacker to cause Denial of Service.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.64%

Chance of exploitation in the next 30 days

Percentile

50%

Versus all other CVEs

30-day change

0.00 pp

From 0.64% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.64%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Heif

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Nokia1 product

1 vendor · 1 product

References

1 links