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Fencer Vulns
medium 5.0

CVE-2009-0798 json

ACPI Event Daemon (acpid) before 1.0.10 allows remote attackers to cause a denial of service (CPU consumption and connectivity loss) by ope…

published 2009-04-24 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-0796

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

ACPI Event Daemon (acpid) before 1.0.10 allows remote attackers to cause a denial of service (CPU consumption and connectivity loss) by opening a large number of UNIX sockets without closing them, which triggers an infinite loop.

Patch / fix

  • acpid Debian 14, Debian 13, Debian 12 1.0.10-1

debian advisories DEBIAN-CVE-2009-0798

  • acpid RHEL 2.1 1.0.1-3
  • acpid RHEL 3 1.0.2-4
  • acpid RHEL 4 1.0.3-2.el4_7.1
  • acpid RHEL 5 1.0.4-7.el5_3.1

red hat advisories RHSA-2009:0474

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2009-0798 updated cvss 2.1

acpid: too many open files DoS

  • Red Hat Desktop version 3 acpid 1.0.2-4 Red Hat Enterprise Linux (v. 5 server) acpid 1.0.4-7.el5_3.1 Red Hat Enterprise Linux AS (Advanced Server) version 2.1 acpid 1.0.1-3 Red Hat Enterprise Linux AS version 3 acpid 1.0.2-4 Red Hat Enterprise Linux AS version 4 acpid 1.0.3-2.el4_7.1 Red Hat Enterprise Linux Desktop (v. 5 client) acpid 1.0.4-7.el5_3.1
    +6 more products
    Red Hat Enterprise Linux Desktop version 4 acpid 1.0.3-2.el4_7.1 Red Hat Enterprise Linux ES version 3 acpid 1.0.2-4 Red Hat Enterprise Linux ES version 4 acpid 1.0.3-2.el4_7.1 Red Hat Enterprise Linux WS version 3 acpid 1.0.2-4 Red Hat Enterprise Linux WS version 4 acpid 1.0.3-2.el4_7.1 Red Hat Linux Advanced Workstation 2.1 acpid 1.0.1-3
    fixed: vendor fix RHSA-2009:0474

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.31% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-399 Resource Management Errors

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.