| Name | CVE-2021-3580 |
| Description | A flaw was found in the way nettle's RSA decryption functions handled specially crafted ciphertext. An attacker could use this flaw to provide a manipulated ciphertext leading to application crash and denial of service. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2760-1, DSA-4933-1 |
| Debian Bugs | 989631 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| nettle (PTS) | bullseye | 3.7.3-1 | fixed |
| bookworm | 3.8.1-2 | fixed |
| sid, trixie | 3.10-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://bugzilla.redhat.com/show_bug.cgi?id=1967983
https://git.lysator.liu.se/nettle/nettle/-/commit/0ad0b5df315665250dfdaa4a1e087f4799edaefe
https://git.lysator.liu.se/nettle/nettle/-/commit/485b5e2820a057e873b1ba812fdb39cae4adf98c
https://git.lysator.liu.se/nettle/nettle/-/commit/485b5e2820a057e873b1ba812fdb39cae4adf98c