CVE-2015-8804
9.8
CRITICAL · CVSS 3.0 · EPSS 3.9% (pctl 90)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.95% — more likely to be exploited than 90% of all CVEs |
| Weakness | CWE-254 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2016-02-23 |
| Last modified | 2026-06-17 |
Affected (4)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
| nettle project | nettle |
| opensuse | leap |
| opensuse | opensuse |
References
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00091.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00093.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00100.html
- http://rhn.redhat.com/errata/RHSA-2016-2582.html
- http://www.openwall.com/lists/oss-security/2016/02/02/2
- http://www.openwall.com/lists/oss-security/2016/02/03/1
- http://www.ubuntu.com/usn/USN-2897-1
- https://blog.fuzzing-project.org/38-Miscomputations-of-elliptic-curve-scalar-multiplications-in-Nettle.html
- https://git.lysator.liu.se/nettle/nettle/commit/fa269b6ad06dd13c901dbd84a12e52b918a09cd7
- https://lists.gnu.org/archive/html/info-gnu/2016-01/msg00006.html
- https://lists.lysator.liu.se/pipermail/nettle-bugs/2015/003024.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00091.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00093.html
- http://lists.opensuse.org/opensuse-updates/2016-02/msg00100.html
- http://rhn.redhat.com/errata/RHSA-2016-2582.html
- http://www.openwall.com/lists/oss-security/2016/02/02/2
- http://www.openwall.com/lists/oss-security/2016/02/03/1
- http://www.ubuntu.com/usn/USN-2897-1
- https://blog.fuzzing-project.org/38-Miscomputations-of-elliptic-curve-scalar-multiplications-in-Nettle.html
- https://git.lysator.liu.se/nettle/nettle/commit/fa269b6ad06dd13c901dbd84a12e52b918a09cd7
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