Bug#1079204: gap-guava: Uninitialized array can cause random failures

[Aurelien Jarno]

control: severity -1 serious

Dear maintainer,

On 2024-08-21 13:19, Simon Chopin wrote:
> Package: gap-guava
> Version: 3.19+ds-2
> Severity: normal
> Tags: patch
> X-Debbugs-Cc: schopin at ubuntu.com
> User: ubuntu-devel at lists.ubuntu.com
> Usertags: origin-ubuntu oracular ubuntu-patch
> 
> Hi,
> 
> FYI we've patched the Ubuntu package to fix an uninitialized array for
> the `comment` variable that can make the autopkgtests fail, depending on
> the state of the stack. It turns out that it doesn't fail on Debian CI,
> presumably because we're not using the same default compile flags in
> Ubuntu, resulting in changes of the stack layout.
> 
> It has been reported upstream, but I'm also leaving it here in case it
> starts to fail before they release a new version upstream with the fix.

This bug now also affects debian, and effectively prevents the migration
of glibc to testing:

https://ci.debian.net/data/autopkgtest/testing/amd64/g/gap-guava/52624730/log.gz

I am therefore raising the severity of this bug to serious.

Regards
Aurelien

-- 
Aurelien Jarno                          GPG: 4096R/1DDD8C9B
aurelien at aurel32.net                     http://aurel32.net