CVE Database›Document archive›CVE-2021-36221

CVE-2021-36221

golang: net/http/httputil: panic due to racy read of persistConn after handler panic

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Severity

Moderate

Red Hat Product Security

5.9

CVSS 3.1

Review impact separately from score.

Published · August 5, 2021

Updated · November 1, 2026

Description

A race condition flaw was found in Go. The incoming requests body weren't closed after the handler panic and as a consequence this could lead to ReverseProxy crash. The highest threat from this vulnerability is to Availability.

Statement

  • In Red Hat OpenStack Platform, because the flaw has a lower impact and the fix would require a substantial amount of development, no update will be provided at this time for the impacted RHOSP packages.

  • In Service Telemetry Framework, because the flaw has a lower impact and the package is not directly used by STF1.3, no update will be provided at this time for the STF1.3 sg-core-container. Additionally, because Service Telemetry Framework1.2 will be retiring soon, no update will be provided at this time for the STF1.2 smart-gateway-container.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization