Is there a way to check if the Cryptsetup vulnerability patch is already installed?
12206
How can I tell if a CVE has been fixed in Ubuntu's repositories?
111810
How do I check the checksum of a download and why should I?
79471
How can I tell if my website is vulnerable to CVE-2014-3566 (POODLE)?
1771
How to get rid of 'security updates available' warnings?
77275
How is the authenticity of Debian packages guaranteed?
46584
How do I patch/workaround SSLv3 POODLE vulnerability (CVE­-2014­-3566)?
116869
Is it possible to know from apt if the package was installed explicitly or as a dependency of another package?
114291
Way to protect from Lucky Patcher / play licensing
44628
Knowing pre-encryption data, can we find the private key CryptoWall used?
154575
How can I apply a -p0 patch from any working directory?
22030
What testing is done to make sure no packages in the repos have malware?
68443
Will Ubuntu get patched against Meltdown and Spectre?
121501
How can I prevent McAfee Security Scan from being installed, bundled with other apps?
134192
How to make sure I'm not using any proprietary software after installation?
98561
"POSSIBLE BREAK-IN ATTEMPT!" in /var/log/secure — what does this mean?
59771
Heartbleed: how to reliably and portably check the OpenSSL version?
96107
Patch OpenSSL CVE-2014-0160 on ubuntu 12.04?