spice vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
* Ubuntu 14.04 ESM
Summary
Spice could be made to crash or run programs if it received
specially crafted network traffic.
Software Description
* spice - SPICE protocol client and server library
Details
USN-4572-1 fixed a vulnerability in Spice. This update provides
the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Frediano Ziglio discovered that Spice incorrectly handled QUIC
image decoding. A remote attacker could use this to cause Spice to
crash, resulting in a denial of service, or possibly execute
arbitrary code.
Update instructions
The problem can be corrected by updating your system to the
following package versions:
Ubuntu 14.04 ESM
libspice-server1 - 0.12.4-0nocelt2ubuntu1.8+esm1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart qemu guests to
make all the necessary changes.
References
* USN-4572-1
* CVE-2020-14355
--- Mystic BBS v1.12 A46 (Linux/64)
* Origin: BZ&BZ BBS (21:4/110)