Debian Security Advisory

DLA-2837-1 gmp -- LTS security update

Date Reported:
02 Dec 2021
Affected Packages:
Security database references:
In the Debian bugtracking system: Bug 994405.
In Mitre's CVE dictionary: CVE-2021-43618.
More information:

One security issue has been discovered in gmp: GNU Multiple Precision Arithmetic Library. It was discovered that integer overflow is possible in mpz/inp_raw.c and resultant buffer overflow via crafted input, leading to a segmentation fault on 32-bit platforms.

For Debian 9 stretch, this problem has been fixed in version 2:6.1.2+dfsg-1+deb9u1.

We recommend that you upgrade your gmp packages.

For the detailed security status of gmp please refer to its security tracker page at:

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: