Null pointer dereference in Linux kernel - CVE-2007-2876

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Main Vulnerability Database Vulnerabilities #VU95255

Null pointer dereference in Linux kernel - CVE-2007-2876

Published: June 12, 2007 / Updated: October 30, 2018


Vulnerability identifier: #VU95255
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2007-2876
CWE-ID: CWE-476
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The sctp_new function in (1) ip_conntrack_proto_sctp.c and (2) nf_conntrack_proto_sctp.c in Netfilter in Linux kernel 2.6 before 2.6.20.13, and 2.6.21.x before 2.6.21.4, allows remote attackers to cause a denial of service by causing certain invalid states that trigger a NULL pointer dereference.


How to mitigate CVE-2007-2876

Install update from vendor's repository.

Sources