40 lines
1.2 KiB
Diff
40 lines
1.2 KiB
Diff
--- cups-2.4.0/scheduler/cups-exec.c 2021-11-29 16:19:34.235186064 +0100
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+++ cups-2.4.0/scheduler/cups-exec.c.new 2021-11-29 16:25:30.764049649 +0100
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@@ -134,9 +134,14 @@ main(int argc, /* I - Number of command-line args */
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# if CUPS_SNAP
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if (setgroups(0, NULL))
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# else
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- if (setgroups(1, &gid))
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-# endif /* CUPS_SNAP */
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+#include <pwd.h>
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+ struct passwd * pwd = getpwuid(uid);
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+ if(initgroups(pwd->pw_name,pwd->pw_gid))
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+ {
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+ fprintf(stderr, "DEBUG: initgroups failed\n");
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exit(errno + 100);
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+ }
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+# endif /* CUPS_SNAP */
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if (uid && setuid(uid))
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exit(errno + 100);
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--- cups-2.4.0/scheduler/util.c 2021-11-29 15:27:31.000000000 +0100
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+++ cups-2.4.0/scheduler/util.c.new 2021-11-29 16:29:58.810719066 +0100
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@@ -296,7 +296,16 @@
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*/
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if (!getuid() && user)
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- setuid(user); /* Run as restricted user */
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+ {
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+#include <pwd.h>
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+ struct passwd * pwd = getpwuid(user);
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+ if(initgroups(pwd->pw_name,pwd->pw_gid))
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+ {
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+ fprintf(stderr, "DEBUG: initgroups failed\n");
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+ exit(errno + 100);
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+ }
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+ setuid(user); /* Run as restricted user */
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+ }
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if ((fd = open("/dev/null", O_RDONLY)) > 0)
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{
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