AuroraMiddleware/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2024-12-23 03:10:05 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix localedef collation handling of <U0000> (bug 15948).

Browse Source
This commit is contained in:
Richard Sandiford 2013-10-18 20:58:31 +00:00 committed by Joseph Myers
parent c7738d0822
commit 5abe068233
3 changed files with 15 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
ChangeLog
View File

@ -1,3 +1,11 @@
2013-10-18 Richard Sandiford <richard@codesourcery.com>
Joseph Myers <joseph@codesourcery.com
[BZ #15948]
* locale/programs/ld-collate.c (new_element): Handle <U0000> as a
single character.
(add_to_tablewc): Assert sequence of wide characters is nonempty.
2013-10-18 Siddhesh Poyarekar <siddhesh@redhat.com>
* elf/tst-tls-dlinfo.c: Don't include tls.h.

6
NEWS
View File

@ -14,9 +14,9 @@ Version 2.19
15609, 15610, 15632, 15640, 15672, 15680, 15681, 15723, 15734, 15735,
15736, 15748, 15749, 15754, 15760, 15764, 15797, 15844, 15847, 15849,
15855, 15856, 15857, 15859, 15867, 15886, 15887, 15890, 15892, 15893,
15895, 15897, 15905, 15909, 15919, 15921, 15923, 15939, 15963, 15966,
15895, 15897, 15905, 15909, 15919, 15921, 15923, 15939, 15963, 15966,
15988, 16032, 16034, 16036, 16041.
15895, 15897, 15905, 15909, 15919, 15921, 15923, 15939, 15948, 15963,
15966, 15895, 15897, 15905, 15909, 15919, 15921, 15923, 15939, 15963,
15966, 15988, 16032, 16034, 16036, 16041.
* CVE-2012-4412 The strcoll implementation caches indices and rules for
large collation sequences to optimize multiple passes. This cache

4
locale/programs/ld-collate.c
View File

@ -352,6 +352,9 @@ new_element (struct locale_collate_t *collate, const char *mbs, size_t mbslen,
{
size_t nwcs = wcslen ((wchar_t *) wcs);
uint32_t zero = 0;
/* Handle <U0000> as a single character. */
if (nwcs == 0)
nwcs = 1;
obstack_grow (&collate->mempool, wcs, nwcs * sizeof (uint32_t));
obstack_grow (&collate->mempool, &zero, sizeof (uint32_t));
newp->wcs = (uint32_t *) obstack_finish (&collate->mempool);
@ -2078,6 +2081,7 @@ add_to_tablewc (uint32_t ch, struct element_t *runp)
weightidx = output_weightwc (atwc.weightpool, atwc.collate,
runp);
assert (runp->nwcs > 0);
added = (1 + 1 + runp->nwcs - 1) * sizeof (int32_t);
if (sizeof (int) == sizeof (int32_t))
obstack_make_room (atwc.extrapool, added);