29 lines
970 B
Diff
29 lines
970 B
Diff
--- openssh-5.2p1/session.c 2009-03-20 18:08:11.263662384 +0100
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+++ openssh-5.2p1/session.c 2009-03-20 18:26:29.925498409 +0100
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@@ -1408,6 +1408,7 @@
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const char *cp;
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char component[MAXPATHLEN];
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struct stat st;
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+ int last;
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if (*path != '/')
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fatal("chroot path does not begin at root");
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@@ -1419,7 +1420,7 @@
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* root-owned directory with strict permissions.
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*/
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for (cp = path; cp != NULL;) {
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- if ((cp = strchr(cp, '/')) == NULL)
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+ if (((last = ((cp = strchr(cp, '/')) == NULL))))
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strlcpy(component, path, sizeof(component));
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else {
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cp++;
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@@ -1432,7 +1433,7 @@
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if (stat(component, &st) != 0)
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fatal("%s: stat(\"%s\"): %s", __func__,
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component, strerror(errno));
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- if (st.st_uid != 0 || (st.st_mode & 022) != 0)
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+ if ((st.st_uid != 0 || (st.st_mode & 022) != 0) && !(last && st.st_uid == uid))
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fatal("bad ownership or modes for chroot "
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"directory %s\"%s\"",
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cp == NULL ? "" : "component ", component);
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