Vulnerability · Published Sep 20, 2022 · Assigned by mitre

CVE-2022-40009

Critical 9.8

In plain English

A critical-severity use-after-free in the affected software. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 71% of all known vulnerabilities).

Severity (CVSS 3.1)9.8Critical

Exploit odds (30 days)1.3%top 28.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

SWFTools commit 772e55a was discovered to contain a heap-use-after-free via the function grow_unicode at /lib/ttf.c.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

https://github.com/matthiaskramm/swftools/issues/190 x_refsource_MISC