CVE-2016-2182
Published: 16 September 2016
The BN_bn2dec function in crypto/bn/bn_print.c in OpenSSL before 1.1.0 does not properly validate division results, which allows remote attackers to cause a denial of service (out-of-bounds write and application crash) or possibly have unspecified other impact via unknown vectors.
Notes
| Author | Note |
|---|---|
| mdeslaur |
second commit needed to prevent regression |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
openssl
Launchpad, Ubuntu, Debian |
artful |
Released
(1.0.2g-1ubuntu9)
|
| bionic |
Released
(1.0.2g-1ubuntu9)
|
|
| cosmic |
Released
(1.0.2g-1ubuntu9)
|
|
| disco |
Released
(1.0.2g-1ubuntu9)
|
|
| precise |
Released
(1.0.1-4ubuntu5.37)
|
|
| trusty |
Released
(1.0.1f-1ubuntu2.20)
|
|
| upstream |
Released
(1.0.2i, 1.0.1u)
|
|
| xenial |
Released
(1.0.2g-1ubuntu4.4)
|
|
| yakkety |
Released
(1.0.2g-1ubuntu9)
|
|
| zesty |
Released
(1.0.2g-1ubuntu9)
|
|
|
Patches:
upstream: https://git.openssl.org/?p=openssl.git;a=commit;h=28a89639da50b1caed4ff3015508f23173bf3e49 upstream: https://git.openssl.org/?p=openssl.git;a=commit;h=3612ff6fcec0e3d1f2a598135fe12177c0419582 upstream: https://git.openssl.org/?p=openssl.git;a=commit;h=e36f27ddb80a48e579783bc29fb3758988342b71 upstream: https://git.openssl.org/?p=openssl.git;a=commit;h=67e11f1d44b85758f01b4905d64c4c49476c1db5 |
||
|
openssl098
Launchpad, Ubuntu, Debian |
artful |
Does not exist
|
| bionic |
Does not exist
|
|
| cosmic |
Does not exist
|
|
| disco |
Does not exist
|
|
| precise |
Ignored
(end of life)
|
|
| trusty |
Does not exist
(trusty was needed)
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
| yakkety |
Does not exist
|
|
| zesty |
Does not exist
|
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |