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Mageia 9: 2024-0009 Critical: OpenSSL Memory Leak Exploitation

mageia
Calendar Grey January 14, 2024
Dist Mageia Esm H88
Updated gnutls packages address a critical issue that affects response times to malformed ciphertexts in Mageia 9.
The updated packages fix a security vulnerability: A vulnerability was found that the response times to malformed ciphertexts in RSA-PSK ClientKeyExchange differ from response time...

Summary

The updated packages fix a security vulnerability: A vulnerability was found that the response times to malformed ciphertexts in RSA-PSK ClientKeyExchange differ from response times of ciphertexts with correct PKCS#1 v1.5 padding. (CVE-2023-5981)

References

- https://bugs.mageia.org/show_bug.cgi?id=32547

- https://www.openwall.com/lists/oss-security/2023/11/20/2

- https://gnutls.org/security-new.html#GNUTLS-SA-2023-10-23

- https://www.cve.org/CVERecord?id=CVE-2023-5981

Topics%20covered

Topics Covered

security advisory GnuTLS Mageia malformed ciphertext RSA-PSK latency issue

Resolution

SRPMS

- 9/core/gnutls-3.8.0-2.1.mga9

Severity
critical
Lowest
Low
Medium
High
Critical

Publication date: 14 Jan 2024
URL: https://advisories.mageia.org/MGASA-2024-0008.html
Type: security
CVE: CVE-2023-5981

Topics%20covered

Topics Covered

security advisory GnuTLS Mageia malformed ciphertext RSA-PSK latency issue

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