MEDIUM
bind: Too long query name causes segmentation fault in lwresd
Published Jul 19, 2016
5.9
MEDIUMCVSS 3.1
EPSS 63.35%
Description
ISC BIND 9.x before 9.9.9-P2, 9.10.x before 9.10.4-P2, and 9.11.x before 9.11.0b2, when lwresd or the named lwres option is enabled, allows remote attackers to cause a denial of service (daemon crash) via a long request that uses the lightweight resolver protocol.
Affected products
No data.
Configuration 2
OR
- ≥ 9.0 · ≤ 9.9.8
- ≥ 9.10.0 · ≤ 9.10.3
- 9.9.9
- 9.9.9
- 9.9.9
- 9.9.9
- 9.9.9
- 9.9.9
- 9.9.9
- 9.10.4
- 9.10.4
- 9.10.4
- 9.10.4
- 9.10.4
- 9.11.0
- 9.11.0
- 9.11.0
- 9.11.0
- 9.11.0
Configuration 3
OR
- 23
- 24
Configuration 4
OR
- 6.0
- 7.0
- 7.2
- 7.3
- 7.4
- 7.5
- 7.6
- 7.7
- 6.0
- 7.0
- 7.2
- 7.3
- 7.6
- 7.7
- 7.2
- 7.3
- 7.6
- 7.7
- 6.0
- 7.0
No data.
Red Hat Enterprise Linux 6
bind-32:9.8.2-0.62.rc1.el6
Fixed · RHBA-2017:0651
Red Hat Enterprise Linux 7
bind-32:9.9.4-50.el7
Fixed · RHBA-2017:1767
Red Hat Enterprise Linux 7.2 Extended Update Support
bind-32:9.9.4-29.el7_2.7
Fixed · RHSA-2017:2533
Red Hat Enterprise Linux 7.3 Extended Update Support
bind-32:9.9.4-50.el7_3.2
Fixed · RHSA-2017:2533
Red Hat Enterprise Linux 5
bind
Will not fix
Red Hat Enterprise Linux 5
bind97
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | bind-32:9.8.2-0.62.rc1.el6 | Fixed | RHBA-2017:0651 |
| Red Hat Enterprise Linux 7 | bind-32:9.9.4-50.el7 | Fixed | RHBA-2017:1767 |
| Red Hat Enterprise Linux 7.2 Extended Update Support | bind-32:9.9.4-29.el7_2.7 | Fixed | RHSA-2017:2533 |
| Red Hat Enterprise Linux 7.3 Extended Update Support | bind-32:9.9.4-50.el7_3.2 | Fixed | RHSA-2017:2533 |
| Red Hat Enterprise Linux 5 | bind | Will not fix | n/a |
| Red Hat Enterprise Linux 5 | bind97 | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
5.9 MEDIUM NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
5.9 MEDIUM Red Hat
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
63.35% 0.63346
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.63346
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 (54 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 63.35% (0.63346) | 99.19th | v5 (v2026.06.15) |
| Jun 15, 2026 | 62.95% (0.62950) | 99.09th | v5 (v2026.06.15) |
| Mar 26, 2026 | 43.30% (0.43295) | 97.47th | v4 (v2025.03.14) |
| Mar 18, 2026 | 34.28% (0.34282) | 96.94th | v4 (v2025.03.14) |
| Mar 4, 2026 | 31.56% (0.31560) | 96.69th | v4 (v2025.03.14) |
| Mar 1, 2026 | 18.59% (0.18595) | 95.16th | v4 (v2025.03.14) |
| Feb 20, 2026 | 31.56% (0.31560) | 96.67th | v4 (v2025.03.14) |
| Feb 18, 2026 | 26.53% (0.26534) | 96.20th | v4 (v2025.03.14) |
| Feb 4, 2026 | 43.30% (0.43295) | 97.40th | v4 (v2025.03.14) |
| Feb 1, 2026 | 27.91% (0.27910) | 96.36th | v4 (v2025.03.14) |
| Jan 28, 2026 | 43.30% (0.43295) | 97.40th | v4 (v2025.03.14) |
| Jan 19, 2026 | 40.32% (0.40316) | 97.22th | v4 (v2025.03.14) |
| Jan 4, 2026 | 27.71% (0.27715) | 96.27th | v4 (v2025.03.14) |
| Jan 1, 2026 | 12.33% (0.12331) | 93.69th | v4 (v2025.03.14) |
| Dec 25, 2025 | 27.71% (0.27715) | 96.28th | v4 (v2025.03.14) |
| Dec 18, 2025 | 33.50% (0.33495) | 96.76th | v4 (v2025.03.14) |
| Dec 4, 2025 | 39.00% (0.39001) | 97.10th | v4 (v2025.03.14) |
| Dec 3, 2025 | 20.82% (0.20822) | 95.42th | v4 (v2025.03.14) |
| Dec 1, 2025 | 16.59% (0.16589) | 94.70th | v4 (v2025.03.14) |
| Nov 11, 2025 | 36.98% (0.36979) | 96.96th | v4 (v2025.03.14) |
| Nov 4, 2025 | 34.23% (0.34225) | 96.78th | v4 (v2025.03.14) |
| Nov 1, 2025 | 17.42% (0.17418) | 94.83th | v4 (v2025.03.14) |
| Oct 4, 2025 | 34.23% (0.34225) | 96.84th | v4 (v2025.03.14) |
| Oct 1, 2025 | 17.42% (0.17418) | 94.85th | v4 (v2025.03.14) |
| Sep 6, 2025 | 34.23% (0.34225) | 96.85th | v4 (v2025.03.14) |
| Sep 1, 2025 | 17.42% (0.17418) | 94.85th | v4 (v2025.03.14) |
| Aug 4, 2025 | 34.23% (0.34225) | 96.81th | v4 (v2025.03.14) |
| Aug 1, 2025 | 17.42% (0.17418) | 94.84th | v4 (v2025.03.14) |
| Jul 13, 2025 | 34.23% (0.34225) | 96.78th | v4 (v2025.03.14) |
| Jul 4, 2025 | 38.52% (0.38518) | 97.07th | v4 (v2025.03.14) |
| Jul 1, 2025 | 20.42% (0.20417) | 95.28th | v4 (v2025.03.14) |
| Jun 19, 2025 | 38.52% (0.38518) | 97.06th | v4 (v2025.03.14) |
| Jun 4, 2025 | 29.74% (0.29738) | 96.36th | v4 (v2025.03.14) |
| Jun 1, 2025 | 11.08% (0.11076) | 93.12th | v4 (v2025.03.14) |
| May 4, 2025 | 29.74% (0.29738) | 96.32th | v4 (v2025.03.14) |
| May 1, 2025 | 11.08% (0.11076) | 93.10th | v4 (v2025.03.14) |
| Apr 12, 2025 | 29.74% (0.29738) | 96.25th | v4 (v2025.03.14) |
| Apr 11, 2025 | 11.08% (0.11076) | 92.84th | v4 (v2025.03.14) |
| Apr 6, 2025 | 29.74% (0.29738) | 96.24th | v4 (v2025.03.14) |
| Apr 5, 2025 | 11.08% (0.11076) | 92.85th | v4 (v2025.03.14) |
| Mar 30, 2025 | 29.74% (0.29738) | 96.23th | v4 (v2025.03.14) |
| Mar 29, 2025 | 38.53% (0.38529) | 95.83th | v4 (v2025.03.14) |
| Mar 27, 2025 | 29.74% (0.29738) | 95.97th | v4 (v2025.03.14) |
| Mar 26, 2025 | 11.08% (0.11076) | 92.75th | v4 (v2025.03.14) |
| Mar 24, 2025 | 29.74% (0.29738) | 96.21th | v4 (v2025.03.14) |
| Mar 22, 2025 | 26.95% (0.26945) | 95.96th | v4 (v2025.03.14) |
| Mar 21, 2025 | 11.08% (0.11076) | 92.89th | v4 (v2025.03.14) |
| Mar 17, 2025 | 26.95% (0.26945) | 95.95th | v4 (v2025.03.14) |
| Dec 12, 2024 | 90.80% (0.90799) | 98.99th | v3 (v2023.03.01) |
| Sep 16, 2024 | 91.34% (0.91344) | 98.96th | v3 (v2023.03.01) |
| Nov 8, 2023 | 93.44% (0.93441) | 98.85th | v3 (v2023.03.01) |
| Mar 7, 2023 | 11.70% (0.11701) | 94.35th | v3 (v2023.03.01) |
| Mar 6, 2023 | 23.60% (0.23599) | 96.71th | v2 (v2022.01.01) |
| Feb 4, 2022 | 23.60% (0.23599) | 94.79th | v2 (v2022.01.01) |
Weaknesses (1)
References (21)
- http://www.securityfocus.com/bid/92037 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1036360 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHBA-2017:0651 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHBA-2017:1767 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2533 vendor-advisoryx_refsource_REDHATThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2016-2775 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1357803 Issue Tracking
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05321107 x_refsource_CONFIRMPatchVendor Advisory
- https://kb.isc.org/article/AA-01393/
- https://kb.isc.org/article/AA-01393/74/CVE-2016-2775 x_refsource_CONFIRMPatchVendor Advisory
- https://kb.isc.org/article/AA-01435 x_refsource_CONFIRMBroken Link
- https://kb.isc.org/article/AA-01436 x_refsource_CONFIRMBroken Link
- https://kb.isc.org/article/AA-01438 x_refsource_CONFIRMBroken Link
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7T2WJP5ELO4ZRSBXSETIZ3GAO6KOEFTA/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MZUCSMEOZIZ2R2SKA4FPLTOVZHJBAOWC/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NJ5STNEUHBNEPUHJT7CYEVSMATFYMIX7/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TT754KDUJTKOASJODJX7FKHCOQ6EC7UX/ vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2016-2775
- https://security.gentoo.org/glsa/201610-07 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://security.netapp.com/advisory/ntap-20160722-0002/ x_refsource_CONFIRMThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2016-2775
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jul 19, 2016
Updated Aug 5, 2024
Reserved Feb 26, 2016
Link CVE-2016-2775
CISA Vulnrichment
Updated n/a