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* [glibc/release/2.34/master] ldconfig: avoid leak on empty paths in config file
@ 2021-08-04 10:27 Siddhesh Poyarekar
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From: Siddhesh Poyarekar @ 2021-08-04 10:27 UTC (permalink / raw)
  To: glibc-cvs

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=0b03996304f86d6dba8f0d4b7048b9bb7186f17d

commit 0b03996304f86d6dba8f0d4b7048b9bb7186f17d
Author: Siddhesh Poyarekar <siddhesh@sourceware.org>
Date:   Tue Aug 3 21:10:10 2021 +0530

    ldconfig: avoid leak on empty paths in config file
    
    Reviewed-by: Arjun Shankar <arjun@redhat.com>
    (cherry picked from commit b0234d79e7d82475d1666f25326ec045c045b3ed)

Diff:
---
 elf/ldconfig.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/elf/ldconfig.c b/elf/ldconfig.c
index 1037e8d0cf..b8893637f8 100644
--- a/elf/ldconfig.c
+++ b/elf/ldconfig.c
@@ -503,7 +503,11 @@ add_dir_1 (const char *line, const char *from_file, int from_line)
     entry->path[--i] = '\0';
 
   if (i == 0)
-    return;
+    {
+      free (entry->path);
+      free (entry);
+      return;
+    }
 
   char *path = entry->path;
   if (opt_chroot != NULL)


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