CVE-2016-10253 — CRITICAL (9.8)

Vulnerability Description

An issue was discovered in Erlang/OTP 18.x. Erlang's generation of compiled regular expressions is vulnerable to a heap overflow. Regular expressions using a malformed extpattern can indirectly specify an offset that is used as an array index. This ordinal permits arbitrary regions within the erts_alloc arena to be both read and written to.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Erlang	Erlang\/Otp	18.0

Related Weaknesses (CWE)

CWE-119

References

https://github.com/erlang/otp/pull/1108Third Party Advisory
https://usn.ubuntu.com/3571-1/Third Party Advisory
https://github.com/erlang/otp/pull/1108Third Party Advisory
https://usn.ubuntu.com/3571-1/Third Party Advisory

FAQ

What is CVE-2016-10253?

CVE-2016-10253 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in Erlang/OTP 18.x. Erlang's generation of compiled regular expressions is vulnerable to a heap overflow. Regular expressions using a malformed extpattern can indirectly specif...

How severe is CVE-2016-10253?

CVE-2016-10253 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2016-10253?

Check the references section above for vendor advisories and patch information. Affected products include: Erlang Erlang\/Otp.