Description: fs/proc/proc_sysctl.c: NULL pointer dereferences
References:
Notes:
 carnil> Fixes are in 23da9588037e ("fs/proc/proc_sysctl.c: fix NULL
 carnil> pointer dereference in put_links") in 5.1-rc3 and 89189557b47b
 carnil> ("fs/proc/proc_sysctl.c: Fix a NULL pointer dereference") in
 carnil> 5.1-rc7. And respectively 4.19.33 and 4.19.38, 4.9.167 and 4.9.172.
Bugs:
upstream: released (5.1-rc7) [23da9588037ecdd4901db76a5b79a42b529c4ec3, 89189557b47b35683a27c80ee78aef18248eefb4]
4.19-upstream-stable: released (4.19.38) [07d0d2bd957ad922cf571e7cabb6c34067142b93, 4d476a00b3f98334fd8a680dc0d813f4d82a5f3d]
4.9-upstream-stable: released (4.9.172) [28f0641fbaa06dccf49903bb074ac7b3aa3dde85, 9f3a14bebe4e2eebb751fd84a747778adc8a435d]
3.16-upstream-stable: released (3.16.72) [79c7d53c4e3df6bc0c41b62adb0aefe10d28a888, be90e624dd07070c18544c86896c4184a4f5cd0a]
sid: released (5.2.6-1)
4.19-buster-security: released (4.19.67-1)
4.9-stretch-security: released (4.9.184-1)
3.16-jessie-security: released (3.16.72-1)