CVE-2016-1938
N/A
N/A
Summary
The s_mp_div function in lib/freebl/mpi/mpi.c in Mozilla Network Security Services (NSS) before 3.21, as used in Mozilla Firefox before 44.0, improperly divides numbers, which might make it easier for remote attackers to defeat cryptographic protection mechanisms by leveraging use of the (1) mp_div or (2) mp_exptmod function.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | n/a | n/a | affected |
Weaknesses
- n/a
ADP Enrichment
CVE Program Container
Additional References
- http://www.securityfocus.com/bid/81955
- http://www.debian.org/security/2016/dsa-3688
- http://www.securitytracker.com/id/1034825
- https://security.gentoo.org/glsa/201701-46
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://www.ubuntu.com/usn/USN-2903-2
- http://www.ubuntu.com/usn/USN-2880-1
- http://www.ubuntu.com/usn/USN-2903-1
- http://www.ubuntu.com/usn/USN-2880-2
- https://github.com/hannob/bignum-fuzz/blob/master/CVE-2016-1938-nss-mp_exptmod.c
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.21_release_notes
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00010.html
- http://www.mozilla.org/security/announce/2016/mfsa2016-07.html
- https://blog.fuzzing-project.org/37-Mozilla-NSS-Wrong-calculation-results-in-mp_div-and-mp_exptmod.html
- http://www.ubuntu.com/usn/USN-2973-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=1194947
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00002.html
- http://www.securityfocus.com/bid/91787
- https://github.com/hannob/bignum-fuzz/blob/master/CVE-2016-1938-nss-mp_div.c
- https://security.gentoo.org/glsa/201605-06
- https://bugzilla.mozilla.org/show_bug.cgi?id=1190248
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00001.html
- https://hg.mozilla.org/projects/nss/diff/a555bf0fc23a/lib/freebl/mpi/mpi.c
References
- http://www.securityfocus.com/bid/81955
- http://www.debian.org/security/2016/dsa-3688
- http://www.securitytracker.com/id/1034825
- https://security.gentoo.org/glsa/201701-46
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://www.ubuntu.com/usn/USN-2903-2
- http://www.ubuntu.com/usn/USN-2880-1
- http://www.ubuntu.com/usn/USN-2903-1
- http://www.ubuntu.com/usn/USN-2880-2
- https://github.com/hannob/bignum-fuzz/blob/master/CVE-2016-1938-nss-mp_exptmod.c
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.21_release_notes
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00010.html
- http://www.mozilla.org/security/announce/2016/mfsa2016-07.html
- https://blog.fuzzing-project.org/37-Mozilla-NSS-Wrong-calculation-results-in-mp_div-and-mp_exptmod.html
- http://www.ubuntu.com/usn/USN-2973-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=1194947
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00002.html
- http://www.securityfocus.com/bid/91787
- https://github.com/hannob/bignum-fuzz/blob/master/CVE-2016-1938-nss-mp_div.c
- https://security.gentoo.org/glsa/201605-06
- https://bugzilla.mozilla.org/show_bug.cgi?id=1190248
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00001.html
- https://hg.mozilla.org/projects/nss/diff/a555bf0fc23a/lib/freebl/mpi/mpi.c
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.