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Vulnerability Database · Debian · Package report

gifsicle: vulnerability history, versions and safety

gifsicle is a package in the Debian ecosystem. Vulert records 10 vulnerabilities for it across 9 releases, from Jan 2018 to Oct 2023. 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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10 vulnerabilities recorded U10
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6 with no fix published

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

See the unfixed vulnerabilities →
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0 in the last 12 months

Nothing new recorded in the last year.

See the disclosure history →
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0 malicious-package vulnerabilities

No published version shipped hostile code.

See all gifsicle vulnerabilities

Vulert verdict on gifsicle i

Updated on 23 Oct 2026

Careful: 6 of the 10 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 10 vulnerabilities on record across 5 years, none in the last year.

What to do: Plan around the 6 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 10 over 5 years · 0 in the last year i
  • Latest disclosure 18 Oct 2023 i
  • Highest CVSS 9.8 i
  • With no published fix 6 i

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01 Versions

Which versions are affected

Every version Vulert holds for gifsicle, 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
1.96-1 U6 No Details →
1.95-2 U6 No Details →
1.95-1 U6 No Details →
1.94-1 U6 No Details →
1.93-2 U6 No Details →
1.93-1 U6 No Details →
1.92-4 U6 No Details →
1.92-3 U6 No Details →
1.92-2 U6 No Details →

Newest 9 of 9 versions on record. Severity counts are the vulnerabilities recorded against that exact release.

02 Disclosure history

How often vulnerabilities are recorded

  • 2018 4
  • 2021 1
  • 2023 5

Counted by the year Vulert recorded each vulnerability — the same date the table below shows as disclosed. 0 of the 10 were recorded in the last 12 months.

03 Vulnerabilities

Recorded vulnerabilities for gifsicle

The 5 most severe of 10 vulnerabilities recorded for this package

Search all 10 in the database →
Vulnerability Severity Fixed version ↓ Disclosed ↓
Critical Use-After-Free Vulnerability in Gifsicle Package 9.8 critical 1.90-1 02 Jan 2018
Double-Free Vulnerability in gifsicle 7.8 high 1.91-1 02 Feb 2018
Heap Buffer Overflow in Gifsicle v1.9.3 7.8 high No fix published 23 Jun 2023
Floating Point Exception Vulnerability in gifsicle-1.94 7.8 high No fix published 18 Oct 2023
NULL Pointer Dereference in gifsicle 1.92 7.5 high No fix published 07 Sep 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 gifsicle

Is gifsicle safe to use?

Vulert records 10 vulnerabilities for gifsicle in Debian: 0 critical, 0 high, 0 medium and 0 low, plus 10 not yet rated. 6 of them have no published fix yet, so those are the ones to avoid or mitigate.

How many vulnerabilities does gifsicle have?

10 vulnerabilities are recorded for gifsicle in the Debian ecosystem: 0 critical, 0 high, 0 medium and 0 low, plus 10 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 gifsicle vulnerabilities disclosed?

0 vulnerabilities were recorded for gifsicle in the last 12 months, and the oldest entry in this database dates to 02 Jan 2018. 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 gifsicle 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 gifsicle for upcoming vulnerabilities?

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