| Name | CVE-2015-8803 |
| Description | The ecc_256_modp function in ecc-256.c in Nettle before 3.2 does not properly handle carry propagation and produces incorrect output in its implementation of the P-256 NIST elliptic curve, which allows attackers to have unspecified impact via unknown vectors, a different vulnerability than CVE-2015-8805. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 813679 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| nettle (PTS) | buster, buster (security) | 3.4.1-1+deb10u1 | fixed |
| bullseye | 3.7.3-1 | fixed |
| bookworm | 3.8.1-2 | fixed |
| trixie | 3.9.1-2 | fixed |
| sid | 3.9.1-2.2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| nettle | source | squeeze | (not affected) | | | |
| nettle | source | wheezy | (not affected) | | | |
| nettle | source | jessie | 2.7.1-5+deb8u1 | | | |
| nettle | source | (unstable) | 3.2-1 | | | 813679 |
Notes
[wheezy] - nettle <not-affected> (Vulnerable code not present)
[squeeze] - nettle <not-affected> (Vulnerable code not present)
https://lists.lysator.liu.se/pipermail/nettle-bugs/2015/003028.html
https://git.lysator.liu.se/nettle/nettle/commit/c71d2c9d20eeebb985e3872e4550137209e3ce4d