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Debian OpenSSL Important DoS Remote Code Execution Advisory DSA-6335-1

debian
Calendar Grey June 9, 2026
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Multiple vulnerabilities in OpenSSL could lead to denial of service or remote code execution. Upgrade recommended.
Multiple vulnerabilities have been discovered in OpenSSL, a Secure Sockets Layer toolkit, which may result in denial of service, information leaks, or potentially remote code execu...
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Topics Covered

security advisory denial of service debian remote execution OpenSSL important

Summary

Additional details can be found in the upstream advisory:
https://openssl-library.org/news/secadv/20260609.txt

For the oldstable distribution (bookworm), these problems have been fixed
in version 3.0.20-1~deb12u2.

For the stable distribution (trixie), these problems have been fixed in
version 3.5.6-1~deb13u2.

We recommend that you upgrade your openssl packages.

For the detailed security status of openssl please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/openssl

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/



Severity
important
Lowest
Low
Medium
High
Critical

Package: openssl
CVE ID: CVE-2026-7383 CVE-2026-9076 CVE-2026-34180 CVE-2026-34181

Topics%20covered

Topics Covered

security advisory denial of service debian remote execution OpenSSL important

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