26 lines
900 B
Diff
26 lines
900 B
Diff
backport of https://github.com/jjk-jacky/pam_rundir/pull/8
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diff --git a/pam_rundir.c b/pam_rundir.c
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index d36584d..f92c73e 100644
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--- a/pam_rundir.c
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+++ b/pam_rundir.c
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@@ -404,8 +404,8 @@
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secbits = prctl (PR_GET_SECUREBITS);
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if (secbits != -1)
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prctl (PR_SET_SECUREBITS, (unsigned long) secbits | SECBIT_NO_SETUID_FIXUP);
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- /* set euid so if we do create the dir, it is own by the user */
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- if (seteuid (pw->pw_uid) < 0)
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+ /* set euid and egid so if we do create the dir, it is owned by the user */
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+ if (seteuid (pw->pw_uid) < 0 || setegid (pw->pw_gid) < 0)
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{
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r = -1;
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goto done;
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@@ -422,7 +422,7 @@
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pam_putenv (pamh, buf);
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}
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/* restore */
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- if (seteuid (0) < 0)
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+ if (seteuid (0) < 0 || setegid (0) < 0)
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{
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r = -1;
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goto done;
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