957f0eb09e
- pwck: fix segfault when calling fprintf() (#2021339) - newgrp: fix segmentation fault (#2019553) - groupdel: fix SIGSEGV when passwd does not exist (#1986111) Signed-off-by: Iker Pedrosa <ipedrosa@redhat.com>
14 lines
530 B
Diff
14 lines
530 B
Diff
diff -up shadow-4.9/libmisc/prefix_flag.c.groupdel-fix-sigsegv-when-passwd-does-not-exist shadow-4.9/libmisc/prefix_flag.c
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--- shadow-4.9/libmisc/prefix_flag.c.groupdel-fix-sigsegv-when-passwd-does-not-exist 2021-11-19 09:21:36.997091941 +0100
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+++ shadow-4.9/libmisc/prefix_flag.c 2021-11-19 09:22:19.001341010 +0100
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@@ -288,6 +288,9 @@ extern struct passwd* prefix_getpwent()
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if(!passwd_db_file) {
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return getpwent();
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}
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+ if (!fp_pwent) {
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+ return NULL;
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+ }
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return fgetpwent(fp_pwent);
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}
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extern void prefix_endpwent()
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