SB2016032405 - Heap-based buffer overflow in nss (Alpine package)

Description

This security bulletin contains information about 1 security vulnerability.

1) Heap-based buffer overflow (CVE-ID: CVE-2016-1950)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Heap-based buffer overflow in Mozilla Network Security Services (NSS) before 3.19.2.3 and 3.20.x and 3.21.x before 3.21.1, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7,. A remote attacker can use crafted ASN.1 data in an X.509 certificate. to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://git.alpinelinux.org/aports/commit/?id=1968c4c07185a7285a798c7a5d0aaf78abeadea7
• https://git.alpinelinux.org/aports/commit/?id=b72b361c8512d6026da87313218e7b2f4459e0ff
• https://git.alpinelinux.org/aports/commit/?id=59192f802c63d7a2d7d3e16cc28e04f6438f50cb
• https://git.alpinelinux.org/aports/commit/?id=cc3e00e4e5cc5c47d52db2a744cd41f1cefaa761