Description
net/atm/svc.c in the ATM subsystem in the Linux kernel 2.6.27.8 and earlier allows local users to cause a denial of service (kernel infinite loop) by making two calls to svc_listen for the same socket, and then reading a /proc/net/atm/*vc file, related to corruption of the vcc table.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 4.0 | fai-kernels | 1.17+etch.23etch1 | DSA-1687-1 |
| Debian 4.0 | linux-2.6 | 2.6.18.dfsg.1-23etch1 | DSA-1687-1 |
| Debian 4.0 | linux-2.6.24 | 2.6.24-6~etchnhalf.8etch1 | DSA-1787-1 |
| Debian 4.0 | user-mode-linux | 2.6.18-1um-2etch.23etch1 | DSA-1687-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | kernel +12 | 2.6.18-128.el5 | RHSA-2009:0225 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5.2 EUS | kernel +12 | 2.6.18-92.1.24.el5 | RHSA-2009:0021 |
| Red Hat MRG 1 | kernel-rt +9 | 2.6.24.7-101.el5rt | RHSA-2009:0053 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 1
- Linux Kernel 2.6.27.8 - ATMSVC Local Denial of Service EDB-7405 · dos · Dec 10, 2008 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 5
- RHSA-2009:0225 Red Hat Security Advisory: Red Hat Enterprise Linux 5.3 kernel security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2009:0053 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2009:0021 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- DSA-1787-1 linux-2.6.24 - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-1687-1 fai-kernels linux-2.6 user-mode-linux - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- 20081209 rPSA-2008-0332-1 kernel mailing-list
- RHSA-2009:0225 vendor-advisory
- oval:org.mitre.oval:def:11288 vdb-entry signature
- [linux-netdev] 20081204 [PATCH] ATM: CVE-2008-5079: multiple listen()s on same socket corrupts the vcc table mailing-list
- 33706 third-party-advisory
- https://issues.rpath.com/browse/RPL-2915
- SUSE-SA:2009:010 vendor-advisory
- 33641 third-party-advisory
- RHSA-2009:0053 vendor-advisory
- 33756 third-party-advisory
- FEDORA-2008-11618 vendor-advisory
- 33348 third-party-advisory
- 32913 third-party-advisory
- 33623 third-party-advisory
- 20081205 CVE-2008-5079: multiple listen()s on same socket corrupts the vcc table mailing-list
- MDVSA-2009:032 vendor-advisory
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0332
- 32676 vdb-entry
- 34981 third-party-advisory
- 4694 third-party-advisory
- 33083 third-party-advisory
- USN-714-1 vendor-advisory
- DSA-1787 vendor-advisory
- USN-715-1 vendor-advisory
- 33854 third-party-advisory
- 1021360 vdb-entry
- 33704 third-party-advisory
- SUSE-SA:2009:008 vendor-advisory
- SUSE-SA:2009:004 vendor-advisory