Bug 1922276 (CVE-2021-20231)
Summary: | CVE-2021-20231 gnutls: Use after free in client key_share extension | ||
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Product: | [Other] Security Response | Reporter: | Pedro Sampaio <psampaio> |
Component: | vulnerability | Assignee: | Red Hat Product Security <security-response-team> |
Status: | CLOSED ERRATA | QA Contact: | |
Severity: | medium | Docs Contact: | |
Priority: | medium | ||
Version: | unspecified | CC: | ansasaki, cfergeau, crypto-team, dueno, erik-fedora, fidencio, kaycoth, marcandre.lureau, mgqwr1ch, mike, pemensik, rh-spice-bugs, rjones, security-response-team, tm |
Target Milestone: | --- | Keywords: | Security |
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | gnutls 3.7.1 | Doc Type: | If docs needed, set a value |
Doc Text: |
A flaw was found in gnutls. A use after free issue in client sending key_share extension may lead to memory corruption and denial of service.
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Story Points: | --- |
Clone Of: | Environment: | ||
Last Closed: | 2021-11-09 20:21:37 UTC | Type: | --- |
Regression: | --- | Mount Type: | --- |
Documentation: | --- | CRM: | |
Verified Versions: | Category: | --- | |
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
Cloudforms Team: | --- | Target Upstream Version: | |
Embargoed: | |||
Bug Depends On: | 1927596, 1927597, 1927598, 1938147, 1938148 | ||
Bug Blocks: | 1922277, 1926232 |
Description
Pedro Sampaio
2021-01-29 15:18:30 UTC
External References: https://www.gnutls.org/security-new.html#GNUTLS-SA-2021-03-10 Created gnutls tracking bugs for this issue: Affects: fedora-all [bug 1938147] Created mingw-gnutls tracking bugs for this issue: Affects: fedora-all [bug 1938148] Acknowledgments: Name: GnuTLS project This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2021:4451 https://access.redhat.com/errata/RHSA-2021:4451 This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2021-20231 |