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AUSCERT External Security Bulletin Redistribution
ESB-2019.2701
[DLA 1857-1] nss security update
22 July 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: nss
Publisher: Debian
Operating System: Debian GNU/Linux 8
Impact/Access: Denial of Service -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-11729 CVE-2019-11719
Reference: ASB-2019.0191
ASB-2019.0190
ESB-2019.2646
Original Bulletin:
https://lists.debian.org/debian-lts-announce/2019/07/msg00017.html
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Package : nss
Version : 2:3.26-1+debu8u5
CVE ID : CVE-2019-11719 CVE-2019-11729
Vulnerabilities have been discovered in nss, the Mozilla Network
Security Service library.
CVE-2019-11719: Out-of-bounds read when importing curve25519 private key
When importing a curve25519 private key in PKCS#8format with leading
0x00 bytes, it is possible to trigger an out-of-bounds read in the
Network Security Services (NSS) library. This could lead to
information disclosure.
CVE-2019-11729: Empty or malformed p256-ECDH public keys may trigger a
segmentation fault
Empty or malformed p256-ECDH public keys may trigger a segmentation
fault due values being improperly sanitized before being copied into
memory and used.
For Debian 8 "Jessie", these problems have been fixed in version
2:3.26-1+debu8u5.
We recommend that you upgrade your nss packages.
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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