Fribidi File fribidi-char-sets-cap-rtl.c fribidi_cap_rtl_to_unicode heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Fribidi. This vulnerability affects the function fribidi_cap_rtl_to_unicode of the file fribidi-char-sets-cap-rtl.c of the component File Handler. The manipulation leads to heap-based overflow. This vulnerability is listed as CVE-2022-25309. There is no available exploit. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in Fribidi (affected version unknown) and classified as critical. This issue affects the function fribidi_cap_rtl_to_unicode of the file fribidi-char-sets-cap-rtl.c of the component File Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was presented 09/07/2022 as 182. The advisory is shared at github.com. The identification of this vulnerability is CVE-2022-25309 since 02/17/2022. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 211121 (Fedora 37 : fribidi (2022-ec66fe614d)), which helps to determine the existence of the flaw in a target environment.

Applying the patch f22593b82b5d1668d1997dbccd10a9c31ffea3b3 is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the databases at Tenable (211121) and CERT Bund (WID-SEC-2022-2044). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Oracle Linux
  • Red Hat OpenShift
  • Gentoo Linux
  • RESF Rocky Linux

Productinfo

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 211121
Nessus Name: Fedora 37 : fribidi (2022-ec66fe614d)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: f22593b82b5d1668d1997dbccd10a9c31ffea3b3

Timelineinfo

02/17/2022 🔍
09/07/2022 +201 days 🔍
09/07/2022 +0 days 🔍
11/30/2025 +1180 days 🔍

Sourcesinfo

Product: github.com

Advisory: 182
Status: Confirmed

CVE: CVE-2022-25309 (🔍)
GCVE (CVE): GCVE-0-2022-25309
GCVE (VulDB): GCVE-100-208013
CERT Bund: WID-SEC-2022-2044 - Red Hat Enterprise Linux: Mehrere Schwachstellen

Entryinfo

Created: 09/07/2022 16:48
Updated: 11/30/2025 07:18
Changes: 09/07/2022 16:48 (42), 10/14/2022 07:36 (10), 11/17/2024 06:17 (16), 11/30/2025 07:18 (7)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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