[USN-4288-2] ppp vulnerability
Leonidas S. Barbosa
leo.barbosa at canonical.com
Mon Mar 2 19:40:23 UTC 2020
Ubuntu Security Notice USN-4288-2
March 02, 2020
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM
ppp could be made to crash or run programs if it received specially crafted network traffic.
- ppp: Point-to-Point Protocol (PPP)
USN-4288-1 fixed a vulnerability in ppp. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that ppp incorrectly handled certain rhostname values. A
remote attacker could use this issue to cause ppp to crash, resulting in a
denial of service, or possibly execute arbitrary code.
The problem can be corrected by updating your system to the following
Ubuntu 14.04 ESM:
Ubuntu 12.04 ESM:
In general, a standard system update will make all the necessary changes.
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