SB2026081364 - Red Hat Enterprise Linux 10 update for .NET 8.0

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Main Vulnerability Database SB2026081364

SB2026081364 - Red Hat Enterprise Linux 10 update for .NET 8.0

Published: August 13, 2026

Security Bulletin ID SB2026081364
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 75% Low 25%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 vulnerabilities.


1) Inconsistent interpretation of HTTP requests (CVE-ID: CVE-2026-62899)

CWE-ID: CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

CVSSv4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to bypass a security feature.

The vulnerability exists due to inconsistent interpretation of http requests in .NET when handling http requests. A remote attacker can send crafted http requests to bypass a security feature.

Successful exploitation requires the target system to be configured in a specific manner and knowledge of that setup.


2) Improper Removal of Sensitive Information Before Storage or Transfer (CVE-ID: CVE-2026-62900)

CWE-ID: CWE-212 - Improper Removal of Sensitive Information Before Storage or Transfer

CVSSv4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to disclose sensitive information.

The vulnerability exists due to improper removal of sensitive information before storage or transfer in .NET when handling data over a network. A remote attacker can access exposed data to disclose sensitive information.

Successful exploitation requires that the target system be set up in a specific manner and that the attacker have knowledge of that setup. Credentials may be disclosed.


3) Unchecked Input for Loop Condition (CVE-ID: CVE-2026-62901)

CWE-ID: CWE-606 - Unchecked Input for Loop Condition

CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to unchecked input for loop condition in .NET when handling network requests. A remote attacker can send crafted input to cause a denial of service.


4) Unchecked Return Value (CVE-ID: CVE-2026-62909)

CWE-ID: CWE-252 - Unchecked Return Value

CVSSv4: 7.3 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a local user to elevate privileges.

The vulnerability exists due to unchecked return value in .NET when handling exceptional conditions. A local user can trigger an uncaught exception to elevate privileges.

Successful exploitation requires the target system to be set up in a specific manner and the attacker to have knowledge of that setup.


Remediation

Install update from vendor's website.

References