Integer overflow in Linux kernel - CVE-2005-4886
Published: February 26, 2010 / Updated: October 30, 2018
Vulnerability identifier: #VU92625
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/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-2005-4886
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to integer overflow error within the selinux_parse_skb_ipv6() function in security/selinux/hooks.c, within the is_ineligible() and icmpv6_notify() functions in net/ipv6/icmp.c, within the ipv6_ext_hdr() and ipv6_skip_exthdr() functions in net/ipv6/exthdrs_core.c. A remote non-authenticated attacker can perform a denial of service (DoS) attack.
How to mitigate CVE-2005-4886
Install update from vendor's repository.
Sources
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0d3d077cd4f1154e63a9858e47fe3fb1ad0c03e5
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.12/ChangeLog-2.6.12-rc4
- http://www.openwall.com/lists/oss-security/2010/02/22/3
- https://bugzilla.redhat.com/show_bug.cgi?id=160117
- https://exchange.xforce.ibmcloud.com/vulnerabilities/56614