Description: ptrace: Fix ->ptracer_cred handling for PTRACE_TRACEME References: https://bugzilla.suse.com/show_bug.cgi?id=1140671 https://bugs.chromium.org/p/project-zero/issues/detail?id=1903 Notes: carnil> 64b875f7ac8a ("ptrace: Capture the ptracer's creds not carnil> PT_PTRACE_CAP") which is in 4.10 was backported to older stable carnil> series as well, got included in v4.9.32 Bugs: upstream: released (5.2) [6994eefb0053799d2e07cd140df6c2ea106c41ee] 4.19-upstream-stable: released (4.19.58) [54435b7fff7bfb9515cc457b71c3734c1c3fff76] 4.9-upstream-stable: released (4.9.185) [d8b99303da935228a33fa7656a964adfb33e271b] 3.16-upstream-stable: released (3.16.71) [d5d5bd909a4f03f132ee3fd3f6f0568c8344eee5] sid: released (4.19.37-6) [bugfix/all/ptrace-Fix-ptracer_cred-handling-for-PTRACE_TRACEME.patch] 4.19-buster-security: released (4.19.37-5+deb10u1) [bugfix/all/ptrace-Fix-ptracer_cred-handling-for-PTRACE_TRACEME.patch] 4.9-stretch-security: released (4.9.168-1+deb9u4) [bugfix/all/ptrace-Fix-ptracer_cred-handling-for-PTRACE_TRACEME.patch] 3.16-jessie-security: released (3.16.70-1) [bugfix/all/ptrace-fix-ptracer_cred-handling-for-ptrace_traceme.patch]