CVE-2022-35434: jpeg-quantsmooth before commit 8879454 contained a floating point exception (FPE) via /jpeg-quantsmooth/jpegqs

Routine

MEDIUM 5.5MITIGATE

CVE-2022-35434 is a medium-severity flaw (CVSS 5.5) affecting jpeg quant smooth. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

jpeg-quantsmooth before commit 8879454 contained a floating point exception (FPE) via /jpeg-quantsmooth/jpegqs+0x4f5d6c.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.5% (top 60%)
CISA exploited list	No
Weakness	CWE-697
Published	2022-08-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: jpeg quant smooth project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-08-16 21:15 UTCPublished CVE record published
2026-06-17 04:51 UTCUpdated Record last modified

jpeg quant smooth project jpeg quant smooth MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy jpeg-quant-smooth || rpm -q jpeg-quant-smooth || jpeg-quant-smooth --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-35434?

jpeg quant smooth: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-35434 being exploited?

CVE-2022-35434 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-35434 affect?

CVE-2022-35434 affects jpeg quant smooth. Severity is medium (CVSS 5.5). jpeg-quantsmooth before commit 8879454 contained a floating point exception (FPE) via /jpeg-quantsmooth/jpegqs+0x4f5d6c.

How urgent is CVE-2022-35434?

Priority 34/100. Public exploit reference

References

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