The xsltStylePreCompute function in preproc.c in libxslt 1.1.28 does not check if the…
Priority LOW 30Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
The xsltStylePreCompute function in preproc.c in libxslt 1.1.28 does not check if the parent node is an element, which allows attackers to cause a denial of service via a crafted XML file, related to a "type confusion" issue.
Why it matters now
EPSS 0.04271 91st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
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 · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | up to 9.2 | Vulnerable | Apple |
| cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | up to 10.11.2 | Vulnerable | Apple |
| cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* | up to 9.1 | Vulnerable | Apple |
| cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* | up to 2.1 | Vulnerable | Apple |
| cpe:2.3:a:xmlsoft:libxslt:*:*:*:*:*:*:*:* | up to 1.1.28 | Vulnerable | xmlsoft |
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions up to 9.2 Vulnerable ·Apple
- cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* Versions up to 10.11.2 Vulnerable ·Apple
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions up to 9.1 Vulnerable ·Apple
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* Versions up to 2.1 Vulnerable ·Apple
- cpe:2.3:a:xmlsoft:libxslt:*:*:*:*:*:*:*:* Versions up to 1.1.28 Vulnerable ·xmlsoft
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 6 (Juno) | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) | Affected | No fix planned: Will not fix |
| Red Hat Enterprise MRG 2 | Affected | No fix yet |
| Red Hat Storage 3 | Affected | No fix planned: Will not fix |
Timeline
- 2026-10-02 Threatist record created from CVE-2015-7995
- 2026-10-03 Alias added: GHSA-57m4-4wjx-3w7c
References
Advisory 8
Other 10
- https://support.apple.com/HT205731
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05111017
- https://support.apple.com/HT205729
- [oss-security] 20151027 CVE request: libxslt xsltStylePreCompute() type confusion DoS
- [oss-security] 20151028 Re: CVE request: libxslt xsltStylePreCompute() type confusion DoS
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05158380
- https://puppet.com/security/cve/cve-2015-7995
- https://git.gnome.org/browse/libxslt/commit/?id=7ca19df892ca22d9314e95d59ce2abdeff46b617
- http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
- https://support.apple.com/HT205732
Sources
- CVE-2015-7995 · CVE Program
- CVE-2015-7995 · NVD
- FIRST EPSS
- GHSA-57m4-4wjx-3w7c · GitHub Advisory Database · CC BY 4.0
- CVE-2015-7995 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences