The xmlCurrentChar function in libxml2 before 2.6.31 allows context-dependent attackers…
Priority LOW 28CWE-399Published · Updated
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 · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-399 and the CVSS impact.
Summary
The xmlCurrentChar function in libxml2 before 2.6.31 allows context-dependent attackers to cause a denial of service (infinite loop) via XML containing invalid UTF-8 sequences.
Why it matters now
EPSS 0.02566 85th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory
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 · 38
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:debian:debian_linux:3.1:*:*:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:3.1:*:alpha:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:3.1:*:amd64:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:3.1:*:arm:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:3.1:*:hppa:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:3.1:*:ia-32:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:3.1:*:ia-64:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:3.1:*:m68k:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:3.1:*:mips:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:3.1:*:mipsel:*:*:*:*:* | 3.1 | Vulnerable | Debian |
- cpe:2.3:o:debian:debian_linux:3.1:*:*:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:3.1:*:alpha:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:3.1:*:amd64:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:3.1:*:arm:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:3.1:*:hppa:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:3.1:*:ia-32:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:3.1:*:ia-64:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:3.1:*:m68k:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:3.1:*:mips:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:3.1:*:mipsel:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
Show 28 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:debian:debian_linux:3.1:*:ppc:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:3.1:*:s-390:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:3.1:*:sparc:*:*:*:*:* | 3.1 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:alpha:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:amd64:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:arm:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:hppa:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:ia-32:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:ia-64:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:m68k:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:mips:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:mipsel:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:powerpc:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:s-390:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:4.0:*:sparc:*:*:*:*:* | 4.0 | Vulnerable | Debian |
| cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:*:*:*:*:*:* | 2007 | Vulnerable | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:x86_64:*:*:*:*:* | 2007 | Vulnerable | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux:2007.1:*:*:*:*:*:*:* | 2007.1 | Vulnerable | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux:2007.1:*:x86_64:*:*:*:*:* | 2007.1 | Vulnerable | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux:2008.0:*:*:*:*:*:*:* | 2008.0 | Vulnerable | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux:2008.0:*:x86_64:*:*:*:*:* | 2008.0 | Vulnerable | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:x86_64:*:*:*:*:* | 3.0 | Vulnerable | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Mandrakesoft |
| cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:x86_64:*:*:*:*:* | 4.0 | Vulnerable | Mandrakesoft |
| cpe:2.3:o:redhat:fedora:7:*:*:*:*:*:*:* | 7 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:fedora:8:*:*:*:*:*:*:* | 8 | Vulnerable | Red Hat |
- cpe:2.3:o:debian:debian_linux:3.1:*:ppc:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:3.1:*:s-390:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:3.1:*:sparc:*:*:*:*:* Versions 3.1 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:alpha:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:amd64:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:arm:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:hppa:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:ia-32:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:ia-64:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:m68k:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:mips:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:mipsel:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:powerpc:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:s-390:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:4.0:*:sparc:*:*:*:*:* Versions 4.0 Vulnerable ·Debian
- cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:*:*:*:*:*:* Versions 2007 Vulnerable ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux:2007:*:x86_64:*:*:*:*:* Versions 2007 Vulnerable ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux:2007.1:*:*:*:*:*:*:* Versions 2007.1 Vulnerable ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux:2007.1:*:x86_64:*:*:*:*:* Versions 2007.1 Vulnerable ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux:2008.0:*:*:*:*:*:*:* Versions 2008.0 Vulnerable ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux:2008.0:*:x86_64:*:*:*:*:* Versions 2008.0 Vulnerable ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:3.0:*:x86_64:*:*:*:*:* Versions 3.0 Vulnerable ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Mandrakesoft
- cpe:2.3:o:mandrakesoft:mandrake_linux_corporate_server:4.0:*:x86_64:*:*:*:*:* Versions 4.0 Vulnerable ·Mandrakesoft
- cpe:2.3:o:redhat:fedora:7:*:*:*:*:*:*:* Versions 7 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:fedora:8:*:*:*:*:*:*:* Versions 8 Vulnerable ·Red Hat
Remediation
Red Hat 1 advisory
- RHSA-2008:0032 Released 2008-01-11 · Red Hat rating Importantlibxml2 security update
- Red Hat Desktop version 3 libxml2-2.5.10-8, libxml2-2.5.10-8.i386, libxml2-devel-2.5.10-8 +3
- Red Hat Enterprise Linux (v. 5 server) libxml2-2.6.26-2.1.2.1, libxml2-2.6.26-2.1.2.1.i386, libxml2-2.6.26-2.1.2.1.ia64 +9
- Red Hat Enterprise Linux AS (Advanced Server) version 2.1 libxml2-2.4.19-7.ent, libxml2-2.4.19-7.ent.i386, libxml2-2.4.19-7.ent.ia64 +4
- Red Hat Enterprise Linux AS version 3 libxml2-2.5.10-8, libxml2-2.5.10-8.i386, libxml2-2.5.10-8.ia64 +9
- Red Hat Enterprise Linux AS version 4 libxml2-2.6.16-10.1, libxml2-2.6.16-10.1.i386, libxml2-2.6.16-10.1.ia64 +9
- Red Hat Enterprise Linux Desktop (v. 5 client) libxml2-2.6.26-2.1.2.1, libxml2-2.6.26-2.1.2.1.i386, libxml2-python-2.6.26-2.1.2.1 +1
- Red Hat Enterprise Linux Desktop Workstation (v. 5 client) libxml2-2.6.26-2.1.2.1, libxml2-devel-2.6.26-2.1.2.1, libxml2-devel-2.6.26-2.1.2.1.i386
- Red Hat Enterprise Linux Desktop version 4 libxml2-2.6.16-10.1, libxml2-2.6.16-10.1.i386, libxml2-devel-2.6.16-10.1 +3
- Red Hat Enterprise Linux ES version 2.1 libxml2-2.4.19-7.ent, libxml2-2.4.19-7.ent.i386, libxml2-devel-2.4.19-7.ent.i386 +1
- Red Hat Enterprise Linux ES version 3 libxml2-2.5.10-8, libxml2-2.5.10-8.i386, libxml2-2.5.10-8.ia64 +6
- Red Hat Enterprise Linux ES version 4 libxml2-2.6.16-10.1, libxml2-2.6.16-10.1.i386, libxml2-2.6.16-10.1.ia64 +6
- Red Hat Enterprise Linux WS version 2.1 libxml2-2.4.19-7.ent, libxml2-2.4.19-7.ent.i386, libxml2-devel-2.4.19-7.ent.i386 +1
- Red Hat Enterprise Linux WS version 3 libxml2-2.5.10-8, libxml2-2.5.10-8.i386, libxml2-2.5.10-8.ia64 +6
- Red Hat Enterprise Linux WS version 4 libxml2-2.6.16-10.1, libxml2-2.6.16-10.1.i386, libxml2-2.6.16-10.1.ia64 +6
- Red Hat Linux Advanced Workstation 2.1 libxml2-2.4.19-7.ent, libxml2-2.4.19-7.ent.ia64, libxml2-devel-2.4.19-7.ent.ia64 +1
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Desktop version 3 | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux AS (Advanced Server) version 2.1 | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux AS version 3 | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux AS version 4 | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux Desktop (v. 5 client) | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux Desktop Workstation (v. 5 client) | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux Desktop version 4 | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux ES version 2.1 | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux ES version 3 | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux ES version 4 | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux WS version 2.1 | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux WS version 3 | Fixed | RHSA-2008:0032 |
| Red Hat Enterprise Linux WS version 4 | Fixed | RHSA-2008:0032 |
| Red Hat Linux Advanced Workstation 2.1 | Fixed | RHSA-2008:0032 |
Timeline
- 2026-10-02 Threatist record created from CVE-2007-6284
- 2026-10-03 Alias added: GHSA-mq3q-3vmf-c9rw
References
Patch 1
Advisory 10
Other 14
- ADV-2008-1033
- oval:org.mitre.oval:def:5216
- ADV-2008-0117
- http://www.xmlsoft.org/news.html
- [xml] 20080111 Security flaw affecting all previous libxml2 releases
- oval:org.mitre.oval:def:11594
- http://support.avaya.com/elmodocs2/security/ASA-2008-047.htm
- ADV-2008-0144
- ADV-2008-2094
- http://support.avaya.com/elmodocs2/security/ASA-2008-050.htm
- https://issues.rpath.com/browse/RPL-2121
- [Security-announce] 20080328 VMSA-2008-0006 Updated libxml2 service console package
- https://bugzilla.redhat.com/show_bug.cgi?id=425927
- http://bugs.gentoo.org/show_bug.cgi?id=202628
Sources
- CVE-2007-6284 · CVE Program
- CVE-2007-6284 · NVD
- FIRST EPSS
- GHSA-mq3q-3vmf-c9rw · GitHub Advisory Database · CC BY 4.0
- CVE-2007-6284 · 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