RPM NDB Database Backend lib/backend/ndb/rpmpkg.c heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in RPM. This affects an unknown function of the file lib/backend/ndb/rpmpkg.c of the component NDB Database Backend. This manipulation causes heap-based overflow. This vulnerability is tracked as CVE-2026-44605. No exploit exists.

Detailsinfo

A vulnerability was found in RPM (affected version unknown). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file lib/backend/ndb/rpmpkg.c of the component NDB Database Backend. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is 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(). As an impact it is known to affect confidentiality, integrity, and availability.

It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2026-44605. The exploitation appears to be easy. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/01/2026).

The vulnerability scanner Nessus provides a plugin with the ID 323916 (Linux Distros Unpatched Vulnerability : CVE-2026-44605), 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 (323916). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

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

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔒

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Nessus ID: 323916
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-44605

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

06/30/2026 Advisory disclosed
06/30/2026 +0 days VulDB entry created
07/01/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: bugzilla.redhat.com
Status: Not defined

CVE: CVE-2026-44605 (🔒)
GCVE (CVE): GCVE-0-2026-44605
GCVE (VulDB): GCVE-100-374767

Entryinfo

Created: 06/30/2026 07:00
Updated: 07/01/2026 11:13
Changes: 06/30/2026 07:00 (49), 07/01/2026 11:13 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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