CVE-2006-0747

unknown

Published — · Modified —

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

1.0

Description

Integer underflow in Freetype before 2.2 allows remote attackers to cause a denial of service (crash) via a font file with an odd number of blue values, which causes the underflow when decrementing by 2 in a context that assumes an even number of values.

Predictions

Exploit likelihood

20%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-27992 remote unix verified

Josh Bressers · 2006-06-08

FreeType - '.TTF' File Remote Buffer Overflow

Source code queued for fetch — refresh in a moment.

OS impact

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`2.2.1-1`
sid	Fixed	`2.2.1-1`
forky	Fixed	`2.2.1-1`
bullseye	Fixed	`2.2.1-1`
bookworm	Fixed	`2.2.1-1`

References

https://security-tracker.debian.org/tracker/CVE-2006-0747

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.