openSUSE libsolv src/solver.c makeruledecisions heap-based overflow

HistoryDiffrelatejsonxmlCTI

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.
5.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in openSUSE libsolv. It has been rated as critical. This affects the function makeruledecisions of the file src/solver.c. The manipulation leads to heap-based overflow. This vulnerability is listed as CVE-2021-44575. There is no available exploit.

Detailsinfo

A vulnerability was found in openSUSE libsolv (version unknown) and classified as critical. This issue affects the function makeruledecisions of the file src/solver.c. 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 weakness was presented 02/22/2022 as 427. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-44575 since 12/06/2021. Technical details are known, but no exploit is available.

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

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

Productinfo

Vendor

openSUSE

Name

libsolv

License

open-source

Website

Product: https://github.com/openSUSE/libsolv/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

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

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/06/2021 🔍
02/22/2022 +78 days 🔍
02/22/2022 +0 days 🔍
02/25/2022 +3 days 🔍

Sourcesinfo

Product: github.com

Advisory: 427
Status: Confirmed

CVE: CVE-2021-44575 (🔍)
GCVE (CVE): GCVE-0-2021-44575
GCVE (VulDB): GCVE-100-193613

Entryinfo

Created: 02/22/2022 07:27
Updated: 02/25/2022 13:58
Changes: 02/22/2022 07:27 (38), 02/25/2022 13:58 (1)
Complete: 🔍
Cache ID: 216::103