Use-after-free vulnerability in the
_gnutls_handshake_hash_buffers_clear function in
lib/gnutls_handshake.c in libgnutls in GnuTLS 2.3.5 through 2.4.0
allows remote attackers to cause a denial of service (crash) or
possibly execute arbitrary code via TLS transmission of data that is
improperly used when the peer calls gnutls_handshake within a normal
session, leading to attempted access to a deallocated libgcrypt
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MLIST:[gnutls-devel] 20080630 Details on the gnutls_handshake local crash problem [GNUTLS-SA-2008-2]
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