Red Hat Security AdvisoryRHSA-2021:0876
nss and nss-softokn security update
Released 2021-03-16 · Red Hat rating Moderate · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux ComputeNode EUS (v. 7.6) nss-3.36.0-9.el7_6, nss-softokn-3.36.0-7.el7_6, nss-softokn-freebl-3.36.0-7.el7_6 +2
- Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) nss-devel-3.36.0-9.el7_6, nss-pkcs11-devel-3.36.0-9.el7_6, nss-softokn-devel-3.36.0-7.el7_6 +1
- Red Hat Enterprise Linux Server EUS (v. 7.6) nss-3.36.0-9.el7_6, nss-3.36.0-9.el7_6.ppc, nss-devel-3.36.0-9.el7_6 +11
- Red Hat Enterprise Linux Server Optional EUS (v. 7.6) nss-pkcs11-devel-3.36.0-9.el7_6, nss-pkcs11-devel-3.36.0-9.el7_6.ppc
- Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) nss-3.36.0-9.el7_6, nss-devel-3.36.0-9.el7_6, nss-softokn-3.36.0-7.el7_6 +5
- Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) nss-pkcs11-devel-3.36.0-9.el7_6
Fixes 4 records
Priority MEDIUM 48
In Network Security Services (NSS) before 3.46, several cryptographic primitives had missing length checks.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.03558 · Published 2020-10-22 · Partial fix · 3.46 CWE-119
Priority MEDIUM 42
A flaw was found in the way CHACHA20-POLY1305 was implemented in NSS in versions before 3.55.
CVSS 3.1CRITICAL 9.1· Network · No auth · No interaction · EPSS 0.01541 · Published 2021-05-27 · Partial fix CWE-125
Priority MEDIUM 41
Improper refcounting of soft token session objects could cause a use-after-free and crash (likely limited to a denial of service).
CVSS 3.1HIGH 8.8· Network · No auth · User interaction · EPSS 0.01494 · Published 2020-01-08 · Partial fix · 71 CWE-416
Priority LOW 36
In Network Security Services before 3.44, a malformed Netscape Certificate Sequence can cause NSS to crash, resulting in a denial of service.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.01399 · Published 2020-10-22 · Partial fix · 3.44 CWE-295