FreeBSD 11.2/11.3/12.0 File Descriptors Underflow memory corruption

A vulnerability was found in FreeBSD 11.2/11.3/12.0 (Operating System). It has been declared as critical. This vulnerability affects an unknown functionality of the component File Descriptors. The manipulation with an unknown input leads to a memory corruption vulnerability (Underflow). The CWE definition for the vulnerability is CWE-124. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 07/26/2019. The advisory is shared for download at security.FreeBSD.org. This vulnerability was named CVE-2019-5603 since 01/07/2019. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 07/26/2019).

Applying a patch is able to eliminate this problem.

The entries 138836, 138835, 138834 and 138833 are pretty similar.

Type

• Operating System

Name

• FreeBSD

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VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

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

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Memory corruption / Underflow (CWE-124)
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: Patch
Status: 🔍

0-Day Time: 🔒

01/07/2019 CVE assigned
07/26/2019 +200 days Advisory disclosed
07/26/2019 +0 days VulDB entry created
07/26/2019 +0 days VulDB last updateProduct: freebsd.org

Advisory: security.FreeBSD.org

CVE: CVE-2019-5603 (🔒)
See also: 🔒

Created: 07/26/2019 08:02 AM
Complete: 🔍

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