CVE-2015-8804
First published: Tue Feb 23 2016(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Nettle project Nettle | <=3.1.1 | |
| Ubuntu Linux | =14.04 | |
| Ubuntu Linux | =15.10 | |
| openSUSE | =42.1 | |
| openSUSE | =13.1 | |
| openSUSE | =13.2 |
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Reference Links
- 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
Frequently Asked Questions
What is the severity of CVE-2015-8804?
CVE-2015-8804 has a high severity due to its impact on the integrity of cryptographic operations.
How do I fix CVE-2015-8804?
To fix CVE-2015-8804, update Nettle to version 3.2 or later.
What software is affected by CVE-2015-8804?
Affected software includes Nettle versions prior to 3.2, and specific versions of Ubuntu and openSUSE Linux.
What type of vulnerability is CVE-2015-8804?
CVE-2015-8804 is a cryptographic vulnerability in the implementation of elliptic curve computations.
Can CVE-2015-8804 be exploited remotely?
The details of potential exploitation vectors for CVE-2015-8804 are unspecified, but it poses risks in cryptographic contexts.
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- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/nettle project
- canonical/nettle project nettle
- version/nettle project nettle/3.1.1
- vendor/canonical
- canonical/ubuntu linux
- version/ubuntu linux/14.04
- version/ubuntu linux/15.10
- vendor/opensuse
- canonical/opensuse
- version/opensuse/42.1
- version/opensuse/13.1
- version/opensuse/13.2