From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Petazzoni Date: Wed, 15 Apr 2020 21:50:05 +0200 Subject: [Buildroot] [PATCH 1/1] package/mbedtls: security bump to version 2.16.6 In-Reply-To: <20200414164448.2233648-1-fontaine.fabrice@gmail.com> References: <20200414164448.2233648-1-fontaine.fabrice@gmail.com> Message-ID: <20200415215005.7635e5e0@windsurf.home> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net On Tue, 14 Apr 2020 18:44:48 +0200 Fabrice Fontaine wrote: > - Fix CVE-2020-10932: fix side channel in ECC code that allowed an > adversary with access to precise enough timing and memory access > information (typically an untrusted operating system attacking a > secure enclave) to fully recover an ECDSA private key. > - Fix a potentially remotely exploitable buffer overread in a DTLS > client when parsing the Hello Verify Request message. > - Fix bug in DTLS handling of new associations with the same parameters > (RFC 6347 section 4.2.8): after sending its HelloVerifyRequest, the > server would end up with corrupted state and only send invalid records > to the client. An attacker able to send forged UDP packets to the > server could use that to obtain a Denial of Service. This could only > happen when MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE was enabled in > config.h (which it is by default). > > Signed-off-by: Fabrice Fontaine > --- > package/mbedtls/mbedtls.hash | 6 +++--- > package/mbedtls/mbedtls.mk | 2 +- > 2 files changed, 4 insertions(+), 4 deletions(-) Applied to master, thanks. Thomas -- Thomas Petazzoni, CTO, Bootlin Embedded Linux and Kernel engineering https://bootlin.com