[USN-4476-1] NSS vulnerability

Leonidas S. Barbosa leo.barbosa at canonical.com
Thu Aug 27 17:42:27 UTC 2020


==========================================================================
Ubuntu Security Notice USN-4476-1
August 27, 2020

nss vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM

Summary:

NSS could be made to expose sensitive information if it received a specially crafted
input.

Software Description:
- nss: Network Security Service library

Details:

It was discovered that NSS incorrectly handled some inputs.
An attacker could possibly use this issue to expose sensitive information.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS:
  libnss3                         2:3.49.1-1ubuntu1.5

Ubuntu 18.04 LTS:
  libnss3                         2:3.35-2ubuntu2.12

Ubuntu 16.04 LTS:
  libnss3                         2:3.28.4-0ubuntu0.16.04.14

Ubuntu 14.04 ESM:
  libnss3                         2:3.28.4-0ubuntu0.14.04.5+esm8

Ubuntu 12.04 ESM:
  libnss3                         2:3.28.4-0ubuntu0.12.04.11

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
  https://usn.ubuntu.com/4476-1
  CVE-2020-12403

Package Information:
  https://launchpad.net/ubuntu/+source/nss/2:3.49.1-1ubuntu1.5
  https://launchpad.net/ubuntu/+source/nss/2:3.35-2ubuntu2.12
  https://launchpad.net/ubuntu/+source/nss/2:3.28.4-0ubuntu0.16.04.14
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 833 bytes
Desc: not available
URL: <https://lists.ubuntu.com/archives/ubuntu-security-announce/attachments/20200827/7288d551/attachment.sig>


More information about the ubuntu-security-announce mailing list