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author | NIIBE Yutaka <gniibe@fsij.org> | 2021-12-06 11:30:04 +0900 |
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committer | NIIBE Yutaka <gniibe@fsij.org> | 2021-12-06 11:30:04 +0900 |
commit | 751fcadd34ed42b2e595664e9ec3f88fd074d7b7 (patch) | |
tree | 8951031ab88c1b86e26d9279f51cc7735a7ec5c3 | |
parent | 5425052f38cd41a99469e4c3245a1c3e037410fe (diff) | |
download | libgcrypt-751fcadd34ed42b2e595664e9ec3f88fd074d7b7.tar.gz |
random: Release memory in DRBG.
* random/random-drbg.c (_gcry_rngdrbg_close_fds): Release DRBG_STATE.
--
Fixes-commit: 204be8a385ae6140175e3b495989a261410c34d0
GnuPG-bug-id: 5636
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
-rw-r--r-- | random/random-drbg.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/random/random-drbg.c b/random/random-drbg.c index 500ae645..70ede2a4 100644 --- a/random/random-drbg.c +++ b/random/random-drbg.c @@ -1863,8 +1863,9 @@ _gcry_rngdrbg_reinit (const char *flagstr, gcry_buffer_t *pers, int npers) return ret; } -/* Try to close the FDs of the random gather module. This is - * currently only implemented for rndlinux. */ +/* Release resources used by this DRBG module. That is, close the FDs + * of the random gather module (if any), and release memory used. + */ void _gcry_rngdrbg_close_fds (void) { @@ -1878,6 +1879,7 @@ _gcry_rngdrbg_close_fds (void) if (drbg_state) { drbg_uninstantiate (drbg_state); + xfree (drbg_state); drbg_state = NULL; } drbg_unlock (); |