9.8

CVE-2018-11531: canonical ubuntu_linux Out-of-bounds Write

CVSS: 9.8v3.0CriticalModified
AliasesUBUNTU-CVE-2018-11531DEBIAN-CVE-2018-11531
Published 29-05-2018Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2018-11531 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in canonical ubuntu_linux. EPSS estimates a 2.91% chance of exploitation in the next 30 days, higher than 86.7% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.0 (NVD)
EPSS score
2.91%
0%100%
Low · -0.05 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Advisory lineage

Upstream 0 · Downstream 7 · Related 5
DLA-1402-1DSA-4238-1SUSE-SU-2018:3882-1SUSE-SU-2018:3882-2SUSE-SU-2022:4208-1SUSE-SU-2022:4276-1

Timeline

  1. 29-05-2018
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

Exiv2 0.26 has a heap-based buffer overflow in getData in preview.cpp.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

2.91%

Chance of exploitation in the next 30 days

Percentile

87%

Versus all other CVEs

30-day change

-0.05 pp

From 2.96% on 18-09-2026

18-09-202618-10-2026
EPSS score
2.91%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Exiv2

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Debian2 products
Canonical1 product
Exiv21 product
Ubuntu1 product
  • exiv2< 0.23-1ubuntu2.1 | < 0.25-2.1ubuntu16.04.2 | < 0.25-3.1ubuntu0.18.04.1

4 vendors · 5 products

References

9 links