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Vulnerability record · CVE-2011-2922 · published 19 November 2019

CVE-2011-2922: Ktsuss project ktsuss improper input validation vulnerability

KKtsuss Project · Ktsuss

ktsuss versions 1.4 and prior spawns the GTK interface to run as root. This can allow a local attacker to escalate privileges to root and use the "GTK_MODULES" environment variable to possibly execute arbitrary code.

7.8 CVSS 3.1 High EPSS 0.68% · top 49.4% CWE-20 · Improper input validation
7.8CVSS 3.1 base score, v2 7.2
0.68%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References
16 Jun 2026Last modified by NVD

Description

ktsuss versions 1.4 and prior spawns the GTK interface to run as root. This can allow a local attacker to escalate privileges to root and use the "GTK_MODULES" environment variable to possibly execute arbitrary code.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/cve-2011-2922 Broken Link
https://lwn.net/Articles/477678/ Third Party Advisory
https://packetstormsecurity.com/files/109154/Gentoo-Linux-Security-Advisory-201201-15.html Third Party AdvisoryVDB Entry
https://packetstormsecurity.com/files/cve/CVE-2011-2922 Third Party AdvisoryVDB Entry
https://security-tracker.debian.org/tracker/CVE-2011-2922 Third Party Advisory
https://snyk.io/vuln/SNYK-LINUX-KTSUSS-174466 Third Party Advisory
https://www.securityfocus.com/bid/49151 Third Party AdvisoryVDB Entry
https://access.redhat.com/security/cve/cve-2011-2922 Broken Link
https://lwn.net/Articles/477678/ Third Party Advisory
https://packetstormsecurity.com/files/109154/Gentoo-Linux-Security-Advisory-201201-15.html Third Party AdvisoryVDB Entry
https://packetstormsecurity.com/files/cve/CVE-2011-2922 Third Party AdvisoryVDB Entry
https://security-tracker.debian.org/tracker/CVE-2011-2922 Third Party Advisory
https://snyk.io/vuln/SNYK-LINUX-KTSUSS-174466 Third Party Advisory
https://www.securityfocus.com/bid/49151 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2011-2922), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.