Fix bug in certificate validation that caused valid chains to be
rejected when the first intermediate certificate has
pathLenConstraint=0.
Removed potential leak in rsa_rsassa_pkcs1_v15_sign().
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Fixes a potential heap corruption on Windows when
mbedtls_x509_crt_parse_path() is passed a path longer than 2GB. This
cannot be triggered remotely. Found by Guido Vranken, Intelworks.
Fixes a potential buffer overflow in some asn1_write_xxx() functions.
This cannot be triggered remotely unless you create X.509 certificates
based on untrusted input or write keys of untrusted origin. Found by
Guido Vranken, Intelworks.
The X509 max_pathlen constraint was not enforced on intermediate
certificates. Found by Nicholas Wilson, and fix and tests provided by
Janos Follath.
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Fixes:
CVE-2015-5291 - Remote attack on clients using session tickets or SNI
Also includes countermeasures against Lenstra's RSA-CRT attach for
PKCS#1 v1.5 signatures (1.2.16) and the Logjam attack (1.2.15).
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Reviewed-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Tested-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Fixes one remotely-triggerable issue that was found by the Codenomicon
Defensics tool, one potential remote crash and countermeasures against
the "Lucky 13 strikes back" cache-based attack.
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Includes the previous CVE-2015-1182 fix (patch dropped) and other fixes
(security and non) from the 1.3 branch (no CVEs yet), see release notes:
https://polarssl.org/tech-updates/releases/polarssl-1.2.13-released
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Fixes several memory leaks.
No assigned CVE or Polar-SA yet.
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
