Description: crypto: user - fix leaking uninitialized memory to userspace
References:
Notes:
 carnil> Regreession from CVE-2013-2547 and commit fixes 4473710df1f8
 carnil> ("crypto: user - Prepare for CRYPTO_MAX_ALG_NAME expansion").
Bugs:
upstream: released (4.20-rc3) [f43f39958beb206b53292801e216d9b8a660f087]
4.9-upstream-stable: N/A "Vulnerable code introduced later"
3.16-upstream-stable: N/A "Vulnerable code introduced later"
sid: released (4.18.20-1)
4.9-stretch-security: N/A "Vulnerable code not present"
3.16-jessie-security: N/A "Vulnerable code not present"