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CVE-2016-1978

Publication date 13 March 2016

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

7.3 · High

Score breakdown

Use-after-free vulnerability in the ssl3_HandleECDHServerKeyExchange function in Mozilla Network Security Services (NSS) before 3.21, as used in Mozilla Firefox before 44.0, allows remote attackers to cause a denial of service or possibly have unspecified other impact by making an SSL (1) DHE or (2) ECDHE handshake at a time of high memory consumption.

Status

Package Ubuntu Release Status
firefox 17.04 zesty
Not affected
16.10 yakkety
Not affected
16.04 LTS xenial
Not affected
15.10 wily
Fixed 44.0.2+build1-0ubuntu0.15.10.1
14.04 LTS trusty
Fixed 44.0.2+build1-0ubuntu0.14.04.1
12.04 LTS precise
Fixed 44.0.2+build1-0ubuntu0.12.04.1
nss 17.04 zesty
Not affected
16.10 yakkety
Not affected
16.04 LTS xenial
Not affected
15.10 wily
Fixed 2:3.21-0ubuntu0.15.10.1
14.04 LTS trusty
Fixed 2:3.21-0ubuntu0.14.04.1
12.04 LTS precise
Fixed 2:3.21-0ubuntu0.12.04.2
thunderbird 17.04 zesty
Fixed 1:38.8.0+build1-0ubuntu1
16.10 yakkety
Fixed 1:38.8.0+build1-0ubuntu1
16.04 LTS xenial
Fixed 1:38.8.0+build1-0ubuntu0.16.04.1
15.10 wily
Fixed 1:38.8.0+build1-0ubuntu0.15.10.1
14.04 LTS trusty
Fixed 1:38.8.0+build1-0ubuntu0.14.04.1
12.04 LTS precise
Fixed 1:38.8.0+build1-0ubuntu0.12.04.1

Severity score breakdown

Parameter Value
Base score 7.3 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality Low
Integrity impact Low
Availability impact Low
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

References

Related Ubuntu Security Notices (USN)

    • USN-2973-1
    • Thunderbird vulnerabilities
    • 19 May 2016

Other references