Debian 11: Sysstat Critical RCE Issues DLA-4336-1 CVE-2022-39377

An issue has been found in sysstat, a system performance tools for Linux.

CVE-2022-39377

On 32 bit systems, allocate_structures contains a size_t overflow
in sa_common.c. The allocate_structures function insufficiently
checks bounds before arithmetic multiplication, allowing for an
overflow in the size allocated for the buffer representing system
activities. This issue may lead to Remote Code Execution (RCE).

CVE-2023-33204

sysstat allows a multiplication integer overflow in check_overflow
in common.c. NOTE: this issue exists because of an incomplete fix
for CVE-2022-39377 (see above).


For Debian 11 bullseye, these problems have been fixed in version
12.5.2-2+deb11u1.

We recommend that you upgrade your sysstat packages.

For the detailed security status of sysstat please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/sysstat

Further information about Debian LTS security advisories, how to apply