Multiple integer underflows in the x25_parse_facilities function in…
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-191 and the CVSS impact.
Summary
Multiple integer underflows in the x25_parse_facilities function in net/x25/x25_facilities.c in the Linux kernel before 2.6.36.2 allow remote attackers to cause a denial of service (system crash) via malformed X.25 (1) X25_FAC_CLASS_A, (2) X25_FAC_CLASS_B, (3) X25_FAC_CLASS_C, or (4) X25_FAC_CLASS_D facility data, a different vulnerability than CVE-2010-3873.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 11
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | before 2.6.36.2 | Vulnerable | Linux |
| cpe:2.3:o:opensuse:opensuse:11.2:*:*:*:*:*:*:* | 11.2 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:11.3:*:*:*:*:*:*:* | 11.3 | Vulnerable | openSUSE |
| cpe:2.3:o:suse:linux_enterprise_desktop:10:sp3:*:*:*:*:*:* | 10 sp3 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_desktop:11:sp1:*:*:*:*:*:* | 11 sp1 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_real_time_extension:11:sp1:*:*:*:*:*:* | 11 sp1 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_server:9:*:*:*:*:*:*:* | 9 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_server:10:sp3:*:*:*:*:*:* | 10 sp3 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:*:*:*:* | 11 sp1 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp3:*:*:*:*:*:* | 10 sp3 | Vulnerable | SUSE |
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 2.6.36.2 Vulnerable ·Linux
- cpe:2.3:o:opensuse:opensuse:11.2:*:*:*:*:*:*:* Versions 11.2 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:11.3:*:*:*:*:*:*:* Versions 11.3 Vulnerable ·openSUSE
- cpe:2.3:o:suse:linux_enterprise_desktop:10:sp3:*:*:*:*:*:* Versions 10 sp3 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_desktop:11:sp1:*:*:*:*:*:* Versions 11 sp1 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_real_time_extension:11:sp1:*:*:*:*:*:* Versions 11 sp1 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_server:9:*:*:*:*:*:*:* Versions 9 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_server:10:sp3:*:*:*:*:*:* Versions 10 sp3 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:*:*:*:* Versions 11 sp1 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp3:*:*:*:*:*:* Versions 10 sp3 Vulnerable ·SUSE
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2010-4164
- 2026-10-03 Alias added: GHSA-w8mw-h8pc-h94g
References
Patch 2
Advisory 14
- [oss-security] 20101111 CVE request: kernel: remote DoS in X.25
- SUSE-SA:2011:004
- SUSE-SA:2011:002
- SUSE-SA:2011:001
- ADV-2011-0124
- SUSE-SA:2011:007
- SUSE-SA:2010:060
- ADV-2011-0298
- [oss-security] 20101112 Re: CVE request: kernel: remote DoS in X.25
- ADV-2011-0375
- ADV-2011-0012
- SUSE-SA:2011:008
- MDVSA-2011:029
- DSA-2126
Sources
- CVE-2010-4164 · CVE Program
- CVE-2010-4164 · NVD
- FIRST EPSS
- GHSA-w8mw-h8pc-h94g · GitHub Advisory Database · CC BY 4.0
- CVE-2010-4164 · Red Hat security data · CC BY 4.0
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