CVE-2025-23022: FreeType 2.8.1 has a signed integer overflow in cf2_doFlex in cff/cf2intrp.c.

Routine

MEDIUM 4.0DOWNGRADE

CVE-2025-23022 is a medium-severity flaw (CVSS 4.0) affecting freetype. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

FreeType 2.8.1 has a signed integer overflow in cf2_doFlex in cff/cf2intrp.c.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.0 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 84%)
CISA exploited list	No
Weakness	CWE-190
Published	2025-01-10
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: freetype

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

Am I affected?

Timeline

2025-01-10 15:15 UTCPublished CVE record published
2026-06-17 08:51 UTCUpdated Record last modified

freetype freetype DOWNGRADE

Affected: 2.8.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.8.1

1. Check installed version

apt-cache policy freetype || rpm -q freetype || freetype --version

2. No fixed release: DOWNGRADE to a release before 2.8.1 (Debian / Ubuntu)

apt-cache madison freetype sudo apt install freetype=<VERSION_BEFORE_2.8.1> sudo apt-mark hold freetype

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list freetype sudo dnf downgrade freetype-<VERSION_BEFORE_2.8.1> sudo dnf versionlock add freetype

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2025-23022?

freetype: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-23022 being exploited?

CVE-2025-23022 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-2025-23022 affect?

CVE-2025-23022 affects freetype. Severity is medium (CVSS 4.0). FreeType 2.8.1 has a signed integer overflow in cf2_doFlex in cff/cf2intrp.c.

How urgent is CVE-2025-23022?

Priority 23/100. Public exploit reference

Related CVEs

CVE-2026-23865 MEDIUM 5.3 UPGRADE An integer overflow in the tt_var_load_item_variation_store function of the Freetype library in versions 2.13.
CVE-2025-27363 HIGH 8.1 EXPLOITED UPGRADE MITIGATE FreeType Out-of-Bounds Write Vulnerability

References

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