glibc: drop stray from merge/bump
authorGustavo Zacarias <gustavo@zacarias.com.ar>
Tue, 3 Mar 2015 17:00:41 +0000 (14:00 -0300)
committerPeter Korsgaard <peter@korsgaard.com>
Tue, 3 Mar 2015 21:00:02 +0000 (22:00 +0100)
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
package/glibc/2.19/0004-CVE-2015-1472.patch [deleted file]
package/glibc/Config.in

diff --git a/package/glibc/2.19/0004-CVE-2015-1472.patch b/package/glibc/2.19/0004-CVE-2015-1472.patch
deleted file mode 100644 (file)
index b2f8e49..0000000
+++ /dev/null
@@ -1,88 +0,0 @@
-Fix CVE-2015-1472 - heap buffer overflow in wscanf
-Backport from upstream:
-https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=5bd80bfe9ca0d955bfbbc002781bc7b01b6bcb06
-See: https://bugzilla.redhat.com/show_bug.cgi?id=1188235
-
-Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
-
-diff --git a/stdio-common/tst-sscanf.c b/stdio-common/tst-sscanf.c
-index aece3f2..8a2eb9e 100644
---- a/stdio-common/tst-sscanf.c
-+++ b/stdio-common/tst-sscanf.c
-@@ -233,5 +233,38 @@ main (void)
-       }
-     }
-+  /* BZ #16618
-+     The test will segfault during SSCANF if the buffer overflow
-+     is not fixed.  The size of `s` is such that it forces the use
-+     of malloc internally and this triggers the incorrect computation.
-+     Thus the value for SIZE is arbitrariy high enough that malloc
-+     is used.  */
-+  {
-+#define SIZE 131072
-+    CHAR *s = malloc ((SIZE + 1) * sizeof (*s));
-+    if (s == NULL)
-+      abort ();
-+    for (size_t i = 0; i < SIZE; i++)
-+      s[i] = L('0');
-+    s[SIZE] = L('\0');
-+    int i = 42;
-+    /* Scan multi-digit zero into `i`.  */
-+    if (SSCANF (s, L("%d"), &i) != 1)
-+      {
-+      printf ("FAIL: bug16618: SSCANF did not read one input item.\n");
-+      result = 1;
-+      }
-+    if (i != 0)
-+      {
-+      printf ("FAIL: bug16618: Value of `i` was not zero as expected.\n");
-+      result = 1;
-+      }
-+    free (s);
-+    if (result != 1)
-+      printf ("PASS: bug16618: Did not crash.\n");
-+#undef SIZE
-+  }
-+
-+
-   return result;
- }
-diff --git a/stdio-common/vfscanf.c b/stdio-common/vfscanf.c
-index cd129a8..0e204e7 100644
---- a/stdio-common/vfscanf.c
-+++ b/stdio-common/vfscanf.c
-@@ -272,9 +272,10 @@ _IO_vfscanf_internal (_IO_FILE *s, const char *format, _IO_va_list argptr,
-       if (__glibc_unlikely (wpsize == wpmax))                               \
-       {                                                                   \
-         CHAR_T *old = wp;                                                 \
--        size_t newsize = (UCHAR_MAX + 1 > 2 * wpmax                       \
--                          ? UCHAR_MAX + 1 : 2 * wpmax);                   \
--        if (use_malloc || !__libc_use_alloca (newsize))                   \
-+        bool fits = __glibc_likely (wpmax <= SIZE_MAX / sizeof (CHAR_T) / 2); \
-+        size_t wpneed = MAX (UCHAR_MAX + 1, 2 * wpmax);                   \
-+        size_t newsize = fits ? wpneed * sizeof (CHAR_T) : SIZE_MAX;      \
-+        if (!__libc_use_alloca (newsize))                                 \
-           {                                                               \
-             wp = realloc (use_malloc ? wp : NULL, newsize);               \
-             if (wp == NULL)                                               \
-@@ -286,14 +287,13 @@ _IO_vfscanf_internal (_IO_FILE *s, const char *format, _IO_va_list argptr,
-               }                                                           \
-             if (! use_malloc)                                             \
-               MEMCPY (wp, old, wpsize);                                   \
--            wpmax = newsize;                                              \
-+            wpmax = wpneed;                                               \
-             use_malloc = true;                                            \
-           }                                                               \
-         else                                                              \
-           {                                                               \
-             size_t s = wpmax * sizeof (CHAR_T);                           \
--            wp = (CHAR_T *) extend_alloca (wp, s,                         \
--                                           newsize * sizeof (CHAR_T));    \
-+            wp = (CHAR_T *) extend_alloca (wp, s, newsize);               \
-             wpmax = s / sizeof (CHAR_T);                                  \
-             if (old != NULL)                                              \
-               MEMCPY (wp, old, wpsize);                                   \
--- 
-1.9.4
-
index 80014910b0064979aa5217c312b94ca0a97a3220..1dd22c910cb1db8b48278f20e601e745fb0504fa 100644 (file)
@@ -47,6 +47,5 @@ config BR2_GLIBC_VERSION_STRING
        string
        default "2.18-svnr23787" if BR2_EGLIBC_VERSION_2_18
        default "2.19-svnr25243" if BR2_EGLIBC_VERSION_2_19
-       default "2.19" if BR2_GLIBC_VERSION_2_19
        default "2.20" if BR2_GLIBC_VERSION_2_20
        default "2.21" if BR2_GLIBC_VERSION_2_21