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ASN1: Ensure that d2i_ASN1_OBJECT() frees the strings on ASN1_OBJECT reuse
authorRichard Levitte <levitte@openssl.org>
Tue, 20 Apr 2021 06:43:30 +0000 (08:43 +0200)
committerRichard Levitte <levitte@openssl.org>
Tue, 27 Apr 2021 10:41:28 +0000 (12:41 +0200)
commit65b88a75921533ada8b465bc8d5c0817ad927947
tree494c31f80bb4fb8aa0c34b04f94c7b223b33dd6atree | snapshot
parent513ead860853e0d07f7fc43bf35d1b90fdad5a11commit | diff
ASN1: Ensure that d2i_ASN1_OBJECT() frees the strings on ASN1_OBJECT reuse

The 'sn' and 'ln' strings may be dynamically allocated, and the
ASN1_OBJECT flags have a bit set to say this.  If an ASN1_OBJECT with
such strings is passed to d2i_ASN1_OBJECT() for reuse, the strings
must be freed, or there is a memory leak.

Fixes #14667

Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/14938)
crypto/asn1/a_object.c diff | blob | history
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