Advisories » MGASA-2021-0108

Updated openssl and compat-openssl10 packages fix security vulnerabilities

Publication date: 04 Mar 2021
Modification date: 04 Mar 2021
Type: security
Affected Mageia releases : 7 , 8
CVE: CVE-2021-23840 , CVE-2021-23841

Description

Paul Kehrer discovered that OpenSSL incorrectly handled certain input lengths
in EVP functions. A remote attacker could possibly use this issue to cause
OpenSSL to crash, resulting in a denial of service (CVE-2021-23840).

Tavis Ormandy discovered that OpenSSL incorrectly handled parsing issuer
fields. A remote attacker could possibly use this issue to cause OpenSSL to
crash, resulting in a denial of service (CVE-2021-23841).
                

References

• https://bugs.mageia.org/show_bug.cgi?id=28383
• https://www.openssl.org/news/secadv/20210216.txt
• https://ubuntu.com/security/notices/USN-4738-1
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23840
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23841

SRPMS

7/core

• openssl-1.1.0l-1.3.mga7
• compat-openssl10-1.0.2u-1.2.mga7

8/core

• openssl-1.1.1j-1.mga8