6.5

CVE-2018-19432: debian debian_linux NULL Pointer Dereference

CVSS: 6.5v3.0MediumModified
AliasesUBUNTU-CVE-2018-19432DEBIAN-CVE-2018-19432
Published 22-11-2018Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2018-19432 is a medium (CVSS 6.5) NULL Pointer Dereference vulnerability in debian debian_linux. EPSS estimates a 2.96% chance of exploitation in the next 30 days, higher than 87% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
37/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.0 (NVD)
EPSS score
2.96%
0%100%
Low · -0.03 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Advisory lineage

Upstream 0 · Downstream 8 · Related 7
DLA-1618-1OPENSUSE-SU-2021:1166-1OPENSUSE-SU-2021:2764-1OPENSUSE-SU-2024:10992-1SUSE-SU-2021:2615-1SUSE-SU-2021:2764-1

Timeline

  1. 22-11-2018
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

An issue was discovered in libsndfile 1.0.28. There is a NULL pointer dereference in the function sf_write_int in sndfile.c, which will lead to a denial of service.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

2.96%

Chance of exploitation in the next 30 days

Percentile

87%

Versus all other CVEs

30-day change

-0.03 pp

From 2.98% on 21-09-2026

21-09-202621-10-2026
EPSS score
2.96%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Libsndfile

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Debian2 products
Libsndfile_project1 product
Ubuntu1 product
  • libsndfile< 1.0.25-7ubuntu2.2+esm1 | < 1.0.25-10ubuntu0.16.04.2 | < 1.0.28-4ubuntu0.18.04.1

3 vendors · 4 products

References

10 links