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Vulnerability Database · Debian · Package report

giflib: vulnerability history, versions and safety

giflib is a package in the Debian ecosystem. Vulert records 22 vulnerabilities for it across 10 releases, from Nov 2005 to Mar 2026. Each vulnerability names the versions it affects, the fixed version to move to, and a workaround where no fix has been published.

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22 vulnerabilities recorded U22
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7 with no fix published

No patched version yet — these are the ones to plan around.

See the unfixed vulnerabilities →
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2 in the last 12 months

Most recent disclosure 18 Mar 2026.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all giflib vulnerabilities

Vulert verdict on giflib i

Updated on 23 Oct 2026

Careful: 7 of the 22 vulnerabilities Vulert records for this package have no fix yet. Plan around those, or apply the workaround listed for each. The rest have a fixed version to move to.

Long-term outlook: usable, but needs attention 22 vulnerabilities on record across 20 years, 2 in the last year.

What to do: Plan around the 7 vulnerabilities with no published fix: each lists the affected range and any workaround that reduces exposure. No fix yet: Vulert alerts you the moment one is published. Monitor it with Vulert →

  • Vulnerabilities on record 22 over 20 years · 2 in the last year i
  • Latest disclosure 18 Mar 2026 i
  • Highest CVSS 9.8 i
  • With no published fix 7 i

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01 Versions

Which versions are affected

Every version Vulert holds for giflib, newest first, with the vulnerabilities that name it. A version with a count of zero has no recorded vulnerabilities; open a version to see the vulnerabilities it is exposed to.

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Version Vulert vulnerabilities Fix published Details
5.2.2-1 U7 No Details →
5.2.1-2.5 U7 No Details →
5.2.1-2.4 U7 No Details →
5.2.1-2.3 U7 No Details →
5.2.1-2.2 U7 No Details →
5.2.1-2.1 U7 No Details →
5.2.1-2 U7 No Details →
5.2.1-1 U7 No Details →
5.1.9-2.1 U7 No Details →
5.1.9-2 U7 No Details →

Newest 10 of 10 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2005 4
  • 2016 3
  • 2017 2
  • 2018 4
  • 2019 2
  • 2021 1
  • 2023 1
  • 2024 2
  • 2025 1
  • 2026 2

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 2 of the 22 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for giflib

The 5 most severe of 22 vulnerabilities recorded for this package

Search all 22 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Use-after-free and double-free vulnerabilities in GIFLIB 5.1.2 9.8 critical 5.1.4-0.1 23 Jan 2017
Heap-Based Buffer Overflow in GIFLIB Package: CVE-2018-11490 8.8 high 5.1.9-1 26 May 2018
Heap-Based Buffer Overflow in GIFLIB Package: CVE-2018-11489 8.8 high 4.1.4-1 26 May 2018
Buffer Overflow Vulnerability in giflib Package: CVE-2026-26740 8.2 high No fix published 18 Mar 2026
Heap-based Buffer Over-read in giflib 7.1 high No fix published 21 Apr 2021

Vulnerability wrong, a fix missing, or a package we should cover? Report it and we will fix the record. Report Vulnerability Provide Feedback

Updated: 23/Oct/2026 · Vulnerabilities in our DB: 524315

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Questions

About giflib

Is giflib safe to use?

Vulert records 22 vulnerabilities for giflib in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 22 not yet rated. 7 of them have no published fix yet, so those are the ones to avoid or mitigate.

How many vulnerabilities does giflib have?

22 vulnerabilities are recorded for giflib in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 22 not yet rated. The ledger on this page lists the same counts next to the date of the most recent disclosure.

How often are new giflib vulnerabilities disclosed?

2 vulnerabilities were recorded for giflib in the last 12 months, and the oldest entry in this database dates to 04 Nov 2005. Recency matters more than a lifetime total: it shows how actively new issues are being disclosed for the package you are considering.

Which versions of giflib are affected?

Each vulnerability on this page lists the affected version range and the fixed version to move to. Open the vulnerability for the version you actually run — fixes are specific to a release line, not to the package as a whole.

How do I monitor giflib for upcoming vulnerabilities?

Upload the manifest or SBOM for your application at vulert.com/scanner and Vulert keeps checking the giflib version you actually run against new disclosures, then alerts you when one affects it. There is no installation and no source-code access required.