Home/CVE/A heap-based buffer overflow flaw was found in the Fribidi package and affects the fribidi_cap_rtl_to_unicode() function
CVE

CVE-2022-25309

A heap-based buffer overflow flaw was found in the Fribidi package and affects the fribidi_cap_rtl_to_unicode() function

A heap-based buffer overflow flaw was found in the Fribidi package and affects the fribidi_cap_rtl_to_unicode() function of the fribidi-char-sets-cap-rtl.c file. This flaw allows an attacker to pass a specially crafted file to the Fribidi application with the '--caprtl' option, leading to a crash and causing a denial of service.

MEDIUM · CVSS 5.5 EPSS 0.00043
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-122Heap-based Buffer Overflow
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

2
gnu fribidi< 1.0.12
redhat enterprise linuxall versions
⚠

Public Exploits & PoCs

2
pocbugzilla.redhat.com · show_bug.cgi?id=2047896bugzilla.redhat.com
pocgithub.com · issues/182github.com
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 Sep 2022 · 06:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

10
usnUSN-5922-1
msrcCVE-2022-25309
suse-csafSUSE-SU-2022:2029-1
suse-csafSUSE-SU-2022:1898-1
suse-csafSUSE-SU-2022:1844-1
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://access.redhat.com/security/cve/CVE-2022-25309Third Party Advisory
https://github.com/fribidi/fribidi/commit/f22593b82b5d1668d1997dbccd10a9c31ffea3b3PatchThird Party Advisory
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