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CVE-2016-1979

Publication date 13 March 2016

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

Use-after-free vulnerability in the PK11_ImportDERPrivateKeyInfoAndReturnKey function in Mozilla Network Security Services (NSS) before 3.21.1, as used in Mozilla Firefox before 45.0, allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted key data with DER encoding.

Read the notes from the security team

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
Not affected
14.04 LTS trusty
Not affected
12.04 LTS precise
Not affected
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

Notes

mdeslaur

fix was actually in 3.21, not in 3.21.1 as mentioned

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
nss

Severity score breakdown

Parameter Value
Base score 8.8 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

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

Other references