CVE-2015-8804 x86_64/ecc-384-modp.asm in Nettle before 3.2 does not properly handle carry propagation and produces incorrect output in its implementation of the P-384 NIST elliptic curve, which allows attackers to....
CriticalCVSS 9.8
EPSS 4.0%
- Published
- Updated
- Exploit status
- No public exploit known
Description
x86_64/ecc-384-modp.asm in Nettle before 3.2 does not properly handle carry propagation and produces incorrect output in its implementation of the P-384 NIST elliptic curve, which allows attackers to have unspecified impact via unknown vectors.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/nettle(Debian:12) | < 3.2-1 | 3.2-1 |
| debian/nettle(Debian:13) | < 3.2-1 | 3.2-1 |
| debian/nettle(Debian:14) | < 3.2-1 | 3.2-1 |
| nettle project nettle | <= 3.1.1 | No fix listed |
| Canonical Ubuntu Linux | = 14.04 | No fix listed |
| Canonical Ubuntu Linux | = 15.10 | No fix listed |
| openSUSE leap | = 42.1 | No fix listed |
| opensuse | = 13.1 | No fix listed |
| opensuse | = 13.2 | No fix listed |
References
- Debian Security Tracker CVE-2015-8804 vendor-advisory
- openSUSE-SU-2016:0475 vendor-advisory
- openSUSE-SU-2016:0477 vendor-advisory
- openSUSE-SU-2016:0486 vendor-advisory
- RHSA-2016:2582 vendor-advisory
- [oss-security] 20160202 Miscomputations of elliptic curve scalar multiplications in Nettle mailing-list
- [oss-security] 20160202 Re: Miscomputations of elliptic curve scalar multiplications in Nettle mailing-list
- USN-2897-1 vendor-advisory
- blog.fuzzing-project.org
- git.lysator.liu.se patch
- [info-gnu] 20160128 ANNOUNCE: Nettle-3.2 mailing-list
- [nettle-bugs] 20151211 Miscalculations on secp384 curve mailing-list vendor-advisory
- bugs.debian.org issue-tracking