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| author | Dave Brolley <brolley@redhat.com> | 2009-09-17 20:36:24 -0400 |
|---|---|---|
| committer | Dave Brolley <brolley@redhat.com> | 2009-09-17 20:36:24 -0400 |
| commit | 762684a57fa5420cc122b475f592545e8eeb29cd (patch) | |
| tree | c1b55657f1aff31e7298d76852bbe8522a84db13 /runtime/addr-map.c | |
| parent | 8afee8bbf045e858dae186d40653293c99dbbcdd (diff) | |
| parent | 6bde4f381475cea055352d8ad5f60bb2f24de21d (diff) | |
| download | systemtap-steved-762684a57fa5420cc122b475f592545e8eeb29cd.tar.gz systemtap-steved-762684a57fa5420cc122b475f592545e8eeb29cd.tar.xz systemtap-steved-762684a57fa5420cc122b475f592545e8eeb29cd.zip | |
Merge branch 'master' of ssh://sources.redhat.com/git/systemtap
Diffstat (limited to 'runtime/addr-map.c')
| -rw-r--r-- | runtime/addr-map.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/runtime/addr-map.c b/runtime/addr-map.c index a9aa8d88..35de7a64 100644 --- a/runtime/addr-map.c +++ b/runtime/addr-map.c @@ -115,6 +115,10 @@ lookup_bad_addr(unsigned long addr, size_t size) return 1; #ifndef STP_PRIVILEGED + /* Unprivileged users must not access memory while the context + does not refer to their own process. */ + if (! is_myproc ()) + return 1; /* Unprivileged users must not access kernel space memory. */ if (addr + size > TASK_SIZE) return 1; |