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| author |   Paul Eggert <eggert@cs.ucla.edu> | 2018-09-05 23:57:08 -0700 |
|---|---|---|
| committer | Paul Eggert <eggert@cs.ucla.edu> | 2018-12-16 07:08:29 -0800 |
| commit | ef202e530c2384d6a47951ed1c6b63ed945e462f (patch) | |
| tree | 891f998913622e9578bedf7dc922551b63669e6d /posix | |
| parent | regex: fix heap-use-after-free error (diff) | |
| download | glibc-ef202e530c2384d6a47951ed1c6b63ed945e462f.tar.gz glibc-ef202e530c2384d6a47951ed1c6b63ed945e462f.tar.bz2 glibc-ef202e530c2384d6a47951ed1c6b63ed945e462f.zip | |
regex: fix storage-exhaustion error
[BZ #18040]
* posix/regexec.c (get_subexp):
Do not continue if storage is exhausted.
Diffstat (limited to 'posix')
| -rw-r--r-- | posix/regexec.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/posix/regexec.c b/posix/regexec.c index a29e8ad1ff..ecb430d302 100644 --- a/posix/regexec.c +++ b/posix/regexec.c @@ -2786,6 +2786,8 @@ get_subexp (re_match_context_t *mctx, Idx bkref_node, Idx bkref_str_idx) buf = (const char *) re_string_get_buffer (&mctx->input); if (err == REG_NOMATCH) continue; + if (__glibc_unlikely (err != REG_NOERROR)) + return err; } } return REG_NOERROR; |