Your submission was sent successfully! Close

Thank you for contacting us. A member of our team will be in touch shortly. Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

USN-4218-1: GNU C Library vulnerability

10 December 2019

GNU C Library could be made to execute arbitrary code or cause a crash if it received a specially crafted input.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

Details

Jakub Wilk discovered that GNU C Library incorrectly handled certain memory alignments.
An attacker could possibly use this issue to execute arbitrary code or cause
a crash.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 14.04
Ubuntu 12.04

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

References

Related notices

  • USN-4416-1: libc-dev-bin, libc6-dev-ppc64, libc6-pic, libc6-i386, libc6-ppc64, libc6-dev-x32, glibc-doc, libc6-armel, locales-all, nscd, libc6-s390, libc6-amd64, libc6-x32, libc6-dev-armel, locales, libc6-dev, libc6-udeb, multiarch-support, libc-bin, glibc, libc6-dev-amd64, libc6-dev-i386, libc6, libc6-dev-s390, glibc-source