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Ubuntu 25.10 Exiv2 Critical Denial of Service Vulnerabilities USN-8103-1

ubuntu
Calendar Grey March 18, 2026
Dist Ubuntu Esm H88
Fixes address multiple critical issues in Exiv2 on several Ubuntu releases to prevent denial of service.
Several security issues were fixed in Exiv2.

Summary

Several security issues were fixed in Exiv2.

Software Description:

- exiv2: EXIF/IPTC/XMP metadata manipulation tool

Details:

It was discovered that Exiv2 did not correctly handle reading certain

buffers. An attacker could possibly use this issue to leak sensitive

information. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04

LTS. (CVE-2020-18771)

Wen Cheng discovered that Exiv2 did not correctly handle certain memory

allocation. If a user or system were tricked into opening a specially

crafted file, an attacker could possibly use this issue to cause a denial

of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

(CVE-2020-18899)

It was discovered that Exiv2 did not correctly handle writing certain

metadata. If a user or system were tricked into opening a specially crafted

file, an attacker could possibly use this issue to cause a denial of

service. (CVE-2025-54080)

It was discovered that Exiv2 did not correctly handle parsing certain

metadata. I...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service information leak critical Ubuntu exiv2

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 25.10
  exiv2                           0.28.5+dfsg-1ubuntu0.1

Ubuntu 24.04 LTS
  exiv2                           0.27.6-1ubuntu0.1

Ubuntu 22.04 LTS
  exiv2                           0.27.5-3ubuntu1.1

Ubuntu 20.04 LTS
  exiv2                           0.27.2-8ubuntu2.7+esm1
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  exiv2                           0.25-3.1ubuntu0.18.04.11+esm1
                                  Available with Ubuntu Pro

Ubuntu 16.04 LTS
  exiv2                           0.25-2.1ubuntu16.04.7+esm5
                                  Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-8103-1

CVE-2020-18771, CVE-2020-18899, CVE-2025-54080, CVE-2025-55304,

CVE-2026-25884, CVE-2026-27596, CVE-2026-27631

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8103-1

Topics%20covered

Topics Covered

security advisory denial of service information leak critical Ubuntu exiv2

Package Information

https://launchpad.net/ubuntu/+source/exiv2/0.28.5+dfsg-1ubuntu0.1
https://launchpad.net/ubuntu/+source/exiv2/0.27.6-1ubuntu0.1
https://launchpad.net/ubuntu/+source/exiv2/0.27.5-3ubuntu1.1

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