CVE-2015-8804

Summary

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 Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://lists.opensuse.org/opensuse-updates/2016-02/msg00100.html
• https://blog.fuzzing-project.org/38-Miscomputations-of-elliptic-curve-scalar-multiplications-in-Nettle.html
• https://git.lysator.liu.se/nettle/nettle/commit/fa269b6ad06dd13c901dbd84a12e52b918a09cd7
• http://lists.opensuse.org/opensuse-updates/2016-02/msg00093.html
• https://lists.lysator.liu.se/pipermail/nettle-bugs/2015/003024.html
• http://www.ubuntu.com/usn/USN-2897-1
• http://lists.opensuse.org/opensuse-updates/2016-02/msg00091.html
• http://www.openwall.com/lists/oss-security/2016/02/02/2
• http://rhn.redhat.com/errata/RHSA-2016-2582.html
• https://lists.gnu.org/archive/html/info-gnu/2016-01/msg00006.html
• http://www.openwall.com/lists/oss-security/2016/02/03/1

References

• http://lists.opensuse.org/opensuse-updates/2016-02/msg00100.html
• https://blog.fuzzing-project.org/38-Miscomputations-of-elliptic-curve-scalar-multiplications-in-Nettle.html
• https://git.lysator.liu.se/nettle/nettle/commit/fa269b6ad06dd13c901dbd84a12e52b918a09cd7
• http://lists.opensuse.org/opensuse-updates/2016-02/msg00093.html
• https://lists.lysator.liu.se/pipermail/nettle-bugs/2015/003024.html
• http://www.ubuntu.com/usn/USN-2897-1
• http://lists.opensuse.org/opensuse-updates/2016-02/msg00091.html
• http://www.openwall.com/lists/oss-security/2016/02/02/2
• http://rhn.redhat.com/errata/RHSA-2016-2582.html
• https://lists.gnu.org/archive/html/info-gnu/2016-01/msg00006.html
• http://www.openwall.com/lists/oss-security/2016/02/03/1

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