Synopsis:          Moderate: nss and nspr security, bug fix, and enhancement update
Advisory ID:       SLSA-2020:4076-1
Issue Date:        2020-10-01
CVE Numbers:       CVE-2020-12401
                   CVE-2020-12403
                   CVE-2019-17006
                   CVE-2020-12402
                   CVE-2019-11756
                   CVE-2019-17023
                   CVE-2020-12400
                   CVE-2020-6829
--

Security Fix(es):

* nss: Out-of-bounds read when importing curve25519 private key
(CVE-2019-11719)

* nss: Use-after-free in sftk_FreeSession due to improper refcounting
(CVE-2019-11756)

* nss: Check length of inputs for cryptographic primitives (CVE-2019-17006)

* nss: Side channel attack on ECDSA signature generation (CVE-2020-6829)

* nss: P-384 and P-521 implementation uses a side-channel vulnerable
modular inversion function (CVE-2020-12400)

* nss: ECDSA timing attack mitigation bypass (CVE-2020-12401)

* nss: Side channel vulnerabilities during RSA key generation
(CVE-2020-12402)

* nss: CHACHA20-POLY1305 decryption with undersized tag leads to
out-of-bounds read (CVE-2020-12403)

* nss: PKCS#1 v1.5 signatures can be used for TLS 1.3 (CVE-2019-11727)

* nss: TLS 1.3 HelloRetryRequest downgrade request sets client into invalid
state (CVE-2019-17023)
--

SL7
  x86_64
    nss-sysinit-3.53.1-3.el7_9.x86_64.rpm
    nss-util-devel-3.53.1-1.el7_9.i686.rpm
    nspr-devel-4.25.0-2.el7_9.i686.rpm
    nss-util-3.53.1-1.el7_9.i686.rpm
    nspr-4.25.0-2.el7_9.x86_64.rpm
    nss-devel-3.53.1-3.el7_9.i686.rpm
    nss-3.53.1-3.el7_9.i686.rpm
    nss-softokn-freebl-3.53.1-6.el7_9.i686.rpm
    nss-softokn-freebl-3.53.1-6.el7_9.x86_64.rpm
    nss-softokn-freebl-devel-3.53.1-6.el7_9.i686.rpm
    nss-softokn-freebl-devel-3.53.1-6.el7_9.x86_64.rpm
    nss-devel-3.53.1-3.el7_9.x86_64.rpm
    nss-softokn-3.53.1-6.el7_9.i686.rpm
    nss-util-3.53.1-1.el7_9.x86_64.rpm
    nss-softokn-devel-3.53.1-6.el7_9.i686.rpm
    nss-3.53.1-3.el7_9.x86_64.rpm
    nss-softokn-devel-3.53.1-6.el7_9.x86_64.rpm
    nspr-4.25.0-2.el7_9.i686.rpm
    nss-softokn-3.53.1-6.el7_9.x86_64.rpm
    nspr-devel-4.25.0-2.el7_9.x86_64.rpm
    nss-tools-3.53.1-3.el7_9.x86_64.rpm
    nss-util-devel-3.53.1-1.el7_9.x86_64.rpm
    nspr-debuginfo-4.25.0-2.el7_9.i686.rpm
    nspr-debuginfo-4.25.0-2.el7_9.x86_64.rpm
    nss-debuginfo-3.53.1-3.el7_9.i686.rpm
    nss-debuginfo-3.53.1-3.el7_9.x86_64.rpm
    nss-softokn-debuginfo-3.53.1-6.el7_9.i686.rpm
    nss-softokn-debuginfo-3.53.1-6.el7_9.x86_64.rpm
    nss-util-debuginfo-3.53.1-1.el7_9.i686.rpm
    nss-util-debuginfo-3.53.1-1.el7_9.x86_64.rpm
    nss-pkcs11-devel-3.53.1-3.el7_9.i686.rpm
    nss-pkcs11-devel-3.53.1-3.el7_9.x86_64.rpm

- Scientific Linux Development Team