------------------------------------------------------------------------- Debian LTS Advisory DLA-2760-1 debian-lts@lists.debian.org https://www.debian.org/lts/security/ Markus Koschany September 18, 2021 https://wiki.debian.org/LTS ------------------------------------------------------------------------- Package : nettle Version : 3.3-1+deb9u1 CVE ID : CVE-2021-3580 CVE-2021-20305 Debian Bug : 985652 989631 Multiple vulnerabilities were discovered in nettle, a low level cryptographic library, which could result in denial of service (remote crash in RSA decryption via specially crafted ciphertext, crash on ECDSA signature verification) or incorrect verification of ECDSA signatures. For Debian 9 stretch, these problems have been fixed in version 3.3-1+deb9u1. We recommend that you upgrade your nettle packages. For the detailed security status of nettle please refer to its security tracker page at: https://security-tracker.debian.org/tracker/nettle Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS
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