VDB-301685 · CVE-2025-31179 · Nessus 237777

Red Hat Enterprise Linux 6/7/8 xstrftime null pointer dereference

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.8	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Red Hat Enterprise Linux 6/7/8. Affected is the function xstrftime. The manipulation leads to null pointer dereference. This vulnerability is referenced as CVE-2025-31179. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability was found in Red Hat Enterprise Linux 6/7/8 and classified as critical. This issue affects the function xstrftime. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

A flaw was found in gnuplot. The xstrftime() function may lead to a segmentation fault, causing a system crash.

The advisory is shared at access.redhat.com. The identification of this vulnerability is CVE-2025-31179 since 03/27/2025. The exploitation is known to be easy. An attack has to be approached locally. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/30/2025).

The vulnerability scanner Nessus provides a plugin with the ID 237777 (SUSE SLES12 Security Update : gnuplot (SUSE-SU-2025:01805-1)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (237777). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Operating System

Vendor

Red Hat

Name

Enterprise Linux

Version

License

commercial

Website

Vendor: https://www.redhat.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.8

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

CNA Base Score: 6.2
CNA Vector (redhat): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 237777
Nessus Name: SUSE SLES12 Security Update : gnuplot (SUSE-SU-2025:01805-1)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/27/2025 🔍
03/27/2025 +0 days 🔍
03/27/2025 +0 days 🔍
07/30/2025 +125 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: access.redhat.com
Status: Confirmed

CVE: CVE-2025-31179 (🔍)
GCVE (CVE): GCVE-0-2025-31179
GCVE (VulDB): GCVE-100-301685

Entryinfo

Created: 03/27/2025 16:31
Updated: 07/30/2025 23:38
Changes: 03/27/2025 16:31 (63), 06/05/2025 20:09 (2), 07/30/2025 23:38 (1)
Complete: 🔍
Cache ID: 216::103

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