Wireshark: Off-by-one error in the dissect_6lowpan_iphc function causes application crash (Denial Of Service)
Published Mar 3, 2011
4.3
MEDIUMCVSS 2.0
EPSS 3.29%
Description
Off-by-one error in the dissect_6lowpan_iphc function in packet-6lowpan.c in Wireshark 1.4.0 through 1.4.3 on 32-bit platforms allows remote attackers to cause a denial of service (application crash) via a malformed 6LoWPAN IPv6 packet.
Affected products
No data.
No data.
Red Hat Enterprise Linux 4
wireshark
Not affected
Red Hat Enterprise Linux 5
wireshark
Not affected
Red Hat Enterprise Linux 6
wireshark
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 5 | wireshark | Not affected | n/a |
| Red Hat Enterprise Linux 6 | wireshark | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of wireshark as shipped with Red Hat Enterprise Linux 4, 5, or 6.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.29% (0.03286) | 88.06th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.29% (0.03286) | 86.83th | v5 (v2026.06.15) |
| Mar 30, 2025 | 3.81% (0.03810) | 87.03th | v4 (v2025.03.14) |
| Mar 29, 2025 | 7.50% (0.07500) | 86.02th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.81% (0.03810) | 87.33th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.92% (0.00925) | 83.63th | v3 (v2023.03.01) |
| Mar 6, 2024 | 0.92% (0.00925) | 82.52th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.92% (0.00925) | 80.52th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.78% (0.03779) | 85.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.78% (0.03779) | 84.01th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.78% (0.03779) | 67.21th | v2 (v2022.01.01) |
References (20)
- http://anonsvn.wireshark.org/viewvc?view=rev&revision=36036 x_refsource_CONFIRMPatch
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055364.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055650.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055664.html vendor-advisoryx_refsource_FEDORA
- http://secunia.com/advisories/43759 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/44169 third-party-advisoryx_refsource_SECUNIA
- http://www.kb.cert.org/vuls/id/215900 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.securityfocus.com/bid/46636 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1025148 vdb-entryx_refsource_SECTRACK
- http://www.vupen.com/english/advisories/2011/0626 vdb-entryx_refsource_VUPEN
- http://www.wireshark.org/docs/relnotes/wireshark-1.4.4.html x_refsource_CONFIRMPatch
- http://www.wireshark.org/security/wnpa-sec-2011-04.html x_refsource_CONFIRMVendor Advisory
- https://access.redhat.com/security/cve/CVE-2011-1138 Vendor Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=5722 x_refsource_CONFIRMExploitPatch
- https://bugzilla.redhat.com/show_bug.cgi?id=681753 Issue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65783 vdb-entryx_refsource_XF
- https://hermes.opensuse.org/messages/8086844 vendor-advisoryx_refsource_SUSE
- https://nvd.nist.gov/vuln/detail/CVE-2011-1138
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16299 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2011-1138
Change history (0)
No recorded changes yet.