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CVE-2007-5500

16
FAUCET Score

CVE-2007-5500 describes a denial-of-service vulnerability in the Linux kernel versions prior to 2.6.23.8. A flaw in the wait_task_stopped function, specifically an incorrect bit check, allows local users to crash the affected system. This vulnerability has a CVSS score of 4.9, indicating a low attack complexity and requiring local access, but with a high impact on availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.6.23.7CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

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
0.40%
Probability of exploitation in next 30 days
EPSS Percentile
32.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0040 is in the 58th percentile among its peer group of 3,050 CVEs.

Social Chatter

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-0:2.6.9-67.0.4.EL
View patch

Vendor Advisories (1)

redhatCVE-2007-5500Important

kernel hang via userspace PTRACE+waitid

Nov 16, 2007

References

git.kernel.org
lists.opensuse.org / opensuse-security-announce/2008-03/msg00002.html
lists.opensuse.org / opensuse-security-announce/2008-06/msg00006.html
lists.opensuse.org / opensuse-security-announce/2008-07/msg00002.html
rhn.redhat.com / errata/RHSA-2008-0055.html
secunia.com / advisories/27664
secunia.com / advisories/27703
secunia.com / advisories/27888
secunia.com / advisories/27919
secunia.com / advisories/27922
secunia.com / advisories/28033
secunia.com / advisories/28170
secunia.com / advisories/28706
secunia.com / advisories/28748
secunia.com / advisories/28971
secunia.com / advisories/29245
secunia.com / advisories/30818
secunia.com / advisories/30962
exchange.xforce.ibmcloud.com / vulnerabilities/38547
issues.rpath.com / browse/RPL-1965
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9868
redhat.com / archives/fedora-package-announce/2007-December/msg00032.html
redhat.com / archives/fedora-package-announce/2007-December/msg00170.html
redhat.com / archives/fedora-package-announce/2007-December/msg00302.html
debian.org / security/2007/dsa-1428
kernel.org / pub/linux/kernel/v2.6/ChangeLog-2.6.23.8
mandriva.com / security/advisories
mandriva.com / security/advisories
mandriva.com / security/advisories
novell.com / linux/security/advisories/2007_63_kernel.html
securityfocus.com / bid/26477
Patch
ubuntu.com / usn/usn-558-1
ubuntu.com / usn/usn-574-1
ubuntu.com / usn/usn-578-1
vupen.com / english/advisories/2007/3902