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CVE-2006-0558

15
FAUCET Score

CVE-2006-0558 describes a denial-of-service vulnerability in the Linux kernel's perfmon component, specifically affecting IA64 architectures. A local attacker can trigger a system crash by interrupting a task while another process accesses the mm_struct, leading to a BUG_ON action. This vulnerability has a CVSS score of 4.9, indicating a low severity, as it requires local access and results in a denial of service. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:*:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test1:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test10:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test11:*:*:*:*:*:*
2.6.0CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.0:test2:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.9MEDIUM

AV:L/AC:L/Au:N/C:N/I:N/A:C

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.41%
Probability of exploitation in next 30 days
EPSS Percentile
33.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0041 is in the 61st percentile among its peer group of 3,048 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: kernel-0:2.6.9-55.0.6.EL
View patch

Vendor Advisories (1)

redhatCVE-2006-0558Important

ia64 crash

Feb 1, 2006

References

marc.info
bugzilla.redhat.com / bugzilla/show_bug.cgi
secunia.com / advisories/19737
secunia.com / advisories/20914
secunia.com / advisories/26709
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10177
debian.org / security/2006/dsa-1103
redhat.com / support/errata/RHSA-2007-0774.html
securityfocus.com / bid/17482
vupen.com / english/advisories/2006/1444
vupen.com / english/advisories/2006/2554