bsdiff: Add patches for CVEs
Add two patches from Debian fixing CVEs in the bsdiff application.
CVE-2014-9862: Heap vulnerability in bspatch
CVE-2020-14315: Memory Corruption Vulnerability in bspatch
Copied the patches from this location:
https://salsa.debian.org/debian/bsdiff/-/blob/debian/latest/debian/patches/20-CVE-2014-9862.patch
https://salsa.debian.org/debian/bsdiff/-/blob/debian/latest/debian/patches/33-CVE-2020-14315.patch
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
(cherry picked from commit
cac723e8b8748938b8d80603578c60189fc32b24)