CVE-2005-3806
The IPv6 flow label handling code (ip6_flowlabel.c) in Linux kernels 2.4 up to 2.4.32 and 2.6...
6.6 Medium
The IPv6 flow label handling code (ip6_flowlabel.c) in Linux kernels 2.4 up to 2.4.32 and 2.6 before 2.6.14 modifies the wrong variable in certain circumstances, which allows local users to corrupt kernel memory or cause a denial of service (crash) by triggering a free of non-allocated memory.
Exploit likelihood
0.44%Down 1.1 points since Feb 4, 2022
What each source reports
NVD Score used
The IPv6 flow label handling code (ip6_flowlabel.c) in Linux kernels 2.4 up to 2.4.32 and 2.6 before 2.6.14 modifies the wrong variable in certain circumstances, which allows local users to corrupt kernel memory or cause a denial of service (crash) by triggering a free of non-allocated memory.
- Record
CVE-2005-3806- CVSS 2.0
- 6.6 Medium
AV:L/AC:L/Au:N/C:N/I:C/A:C - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
The IPv6 flow label handling code (ip6_flowlabel.c) in Linux kernels 2.4 up to 2.4.32 and 2.6 before 2.6.14 modifies the wrong variable in certain circumstances, which allows local users to corrupt kernel memory or cause a denial of service (crash) by triggering a free of non-allocated memory.
- Record
CVE-2005-3806- Updated
- 2026-11-02
EUVDEUVD-2005-3801 No score
The IPv6 flow label handling code (ip6_flowlabel.c) in Linux kernels 2.4 up to 2.4.32 and 2.6 before 2.6.14 modifies the wrong variable in certain circumstances, which allows local users to corrupt kernel memory or cause a denial of service (crash) by triggering a free of non-allocated memory.
- Record
EUVD-2005-3801- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2ccv-gcgj-rvqf No score
The IPv6 flow label handling code (ip6_flowlabel.c) in Linux kernels 2.4 up to 2.4.32 and 2.6...
The IPv6 flow label handling code (ip6_flowlabel.c) in Linux kernels 2.4 up to 2.4.32 and 2.6 before 2.6.14 modifies the wrong variable in certain circumstances, which allows local users to corrupt kernel memory or cause a denial of service (crash) by triggering a free of non-allocated memory.
- Record
GHSA-2ccv-gcgj-rvqf- Updated
- 2026-11-02
OSVBELL-CVE-2005-3806
CVE-2005-3806 does not affect BellSoft software
- Record
BELL-CVE-2005-3806- CVSS 2.0
- 6.6 Medium
AV:L/AC:L/Au:N/C:N/I:C/A:C - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
kernel-source-2.6.8Debian:3.1 From an advisory covering 30 CVEs |
before 2.6.8-16sarge2, plus listed versions 2.6.8-162.6.8-16sarge1 |
2.6.8-16sarge2 |
kernel-source-2.4.27Debian:3.1 From an advisory covering 16 CVEs |
before 2.4.27-10sarge2, plus listed versions 2.4.27-102.4.27-10sarge1 |
2.4.27-10sarge2 |
kernelRed Hat:enterprise_linux:4::as From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-debuginfoRed Hat:enterprise_linux:4::as From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-develRed Hat:enterprise_linux:4::as From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-docRed Hat:enterprise_linux:4::as From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-hugememRed Hat:enterprise_linux:4::as From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-hugemem-develRed Hat:enterprise_linux:4::as From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-smpRed Hat:enterprise_linux:4::as From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-smp-develRed Hat:enterprise_linux:4::as From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
Show 64 moreShow less
| Package | Affected | Fixed |
|---|---|---|
kernelRed Hat:enterprise_linux:4::desktop From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-debuginfoRed Hat:enterprise_linux:4::desktop From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-develRed Hat:enterprise_linux:4::desktop From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-docRed Hat:enterprise_linux:4::desktop From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-hugememRed Hat:enterprise_linux:4::desktop From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-hugemem-develRed Hat:enterprise_linux:4::desktop From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-smpRed Hat:enterprise_linux:4::desktop From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-smp-develRed Hat:enterprise_linux:4::desktop From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernelRed Hat:enterprise_linux:4::es From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-debuginfoRed Hat:enterprise_linux:4::es From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-develRed Hat:enterprise_linux:4::es From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-docRed Hat:enterprise_linux:4::es From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-hugememRed Hat:enterprise_linux:4::es From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-hugemem-develRed Hat:enterprise_linux:4::es From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-smpRed Hat:enterprise_linux:4::es From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-smp-develRed Hat:enterprise_linux:4::es From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernelRed Hat:enterprise_linux:4::ws From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-debuginfoRed Hat:enterprise_linux:4::ws From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-develRed Hat:enterprise_linux:4::ws From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-docRed Hat:enterprise_linux:4::ws From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-hugememRed Hat:enterprise_linux:4::ws From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-hugemem-develRed Hat:enterprise_linux:4::ws From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-smpRed Hat:enterprise_linux:4::ws From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernel-smp-develRed Hat:enterprise_linux:4::ws From an advisory covering 17 CVEs |
before 0:2.6.9-22.0.2.EL | 0:2.6.9-22.0.2.EL |
kernelRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-BOOTRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-debuginfoRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-docRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-hugememRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-hugemem-unsupportedRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-smpRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-smp-unsupportedRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-sourceRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-unsupportedRed Hat:enterprise_linux:3::as From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernelRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-BOOTRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-debuginfoRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-docRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-hugememRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-hugemem-unsupportedRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-smpRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-smp-unsupportedRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-sourceRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-unsupportedRed Hat:enterprise_linux:3::desktop From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernelRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-BOOTRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-debuginfoRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-docRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-hugememRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-hugemem-unsupportedRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-smpRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-smp-unsupportedRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-sourceRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-unsupportedRed Hat:enterprise_linux:3::es From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernelRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-BOOTRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-debuginfoRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-docRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-hugememRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-hugemem-unsupportedRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-smpRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-smp-unsupportedRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-sourceRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
kernel-unsupportedRed Hat:enterprise_linux:3::ws From an advisory covering 12 CVEs |
before 0:2.4.21-37.0.1.EL | 0:2.4.21-37.0.1.EL |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2005-3806 is a medium vulnerability (CVSS 6.6) in Linux Kernel, published November 25, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. No source names a fixed version.
References
redhat.com/support/errata/RHSA-2006-0140.html
secunia.com/advisories/17917
securityfocus.com/advisories/9806
kernel.org/git?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4ea6a8046bb49d43c950898f0cb4e1994ef6c89d
Show 148 moreShow less
debian.org/security/2006/dsa-1018
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9903
wwwnew.mandriva.com/security/advisories?name=MDKSA-2006:044
mandriva.com/security/advisories?name=MDKSA-2006:018
usn.ubuntu.com/231-1
nvd.nist.gov/vuln/detail/CVE-2005-3806
github.com/advisories/GHSA-2ccv-gcgj-rvqf
docs.bell-sw.com/security/cves/CVE-2005-3806
access.redhat.com/errata/RHSA-2006:0101
bugzilla.redhat.com/show_bug.cgi?id=158861
security.access.redhat.com/data/csaf/v2/advisories/2006/rhsa-2006_0101.json
cve.org/CVERecord?id=CVE-2002-2185