Improper fetch cleanup sequencing in the resolver can cause named to crash
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| ISC | BIND 9 | affected |
|
Configuration 1 [-]
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Configuration 2 [-]
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Configuration 3 [-]
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Configuration 4 [-]
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Configuration 5 [-]
| AND |
|
| Package | CPE | Advisory | Released Date |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | |||
| bind-32:9.8.2-0.62.rc1.el6_9.5 | cpe:/o:redhat:enterprise_linux:6 | RHSA-2018:0101 | 2018-01-22T00:00:00Z |
| Red Hat Enterprise Linux 6.4 Advanced Update Support | |||
| bind-32:9.8.2-0.17.rc1.el6_4.13 | cpe:/o:redhat:rhel_aus:6.4 | RHSA-2018:0487 | 2018-03-12T00:00:00Z |
| Red Hat Enterprise Linux 6.5 Advanced Update Support | |||
| bind-32:9.8.2-0.23.rc1.el6_5.8 | cpe:/o:redhat:rhel_aus:6.5 | RHSA-2018:0487 | 2018-03-12T00:00:00Z |
| Red Hat Enterprise Linux 6.6 Advanced Update Support | |||
| bind-32:9.8.2-0.30.rc1.el6_6.10 | cpe:/o:redhat:rhel_aus:6.6 | RHSA-2018:0487 | 2018-03-12T00:00:00Z |
| Red Hat Enterprise Linux 6.6 Telco Extended Update Support | |||
| bind-32:9.8.2-0.30.rc1.el6_6.10 | cpe:/o:redhat:rhel_tus:6.6 | RHSA-2018:0487 | 2018-03-12T00:00:00Z |
| Red Hat Enterprise Linux 6.7 Extended Update Support | |||
| bind-32:9.8.2-0.37.rc1.el6_7.12 | cpe:/o:redhat:rhel_eus:6.7 | RHSA-2018:0487 | 2018-03-12T00:00:00Z |
| Red Hat Enterprise Linux 7 | |||
| bind-32:9.9.4-51.el7_4.2 | cpe:/o:redhat:enterprise_linux:7 | RHSA-2018:0102 | 2018-01-22T00:00:00Z |
| Red Hat Enterprise Linux 7.2 Advanced Update Support | |||
| bind-32:9.9.4-29.el7_2.8 | cpe:/o:redhat:rhel_aus:7.2 | RHSA-2018:0488 | 2018-03-12T00:00:00Z |
| Red Hat Enterprise Linux 7.2 Telco Extended Update Support | |||
| bind-32:9.9.4-29.el7_2.8 | cpe:/o:redhat:rhel_tus:7.2 | RHSA-2018:0488 | 2018-03-12T00:00:00Z |
| Red Hat Enterprise Linux 7.2 Update Services for SAP Solutions | |||
| bind-32:9.9.4-29.el7_2.8 | cpe:/o:redhat:rhel_e4s:7.2 | RHSA-2018:0488 | 2018-03-12T00:00:00Z |
| Red Hat Enterprise Linux 7.3 Extended Update Support | |||
| bind-32:9.9.4-50.el7_3.3 | cpe:/o:redhat:rhel_eus:7.3 | RHSA-2018:0488 | 2018-03-12T00:00:00Z |
No data available yet.
Vendor Solution
Upgrade to the patched release most closely related to your current version of BIND. These can all be downloaded from http://www.isc.org/downloads. BIND 9 version 9.9.11-P1 BIND 9 version 9.10.6-P1 BIND 9 version 9.11.2-P1 BIND 9 version 9.12.0rc2 BIND Supported Preview Edition is a special feature preview branch of BIND provided to eligible ISC support customers. BIND 9 version 9.9.11-S2 BIND 9 version 9.10.6-S2
Vendor Workaround
If an operator is experiencing crashes due to this, temporarily disabling DNSSEC validation can be used to avoid the known problematic code path while replacement builds are prepared.
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-1255-1 | bind9 security update |
Debian DSA |
DSA-4089-1 | bind9 security update |
EUVD |
EUVD-2017-12286 | BIND was improperly sequencing cleanup operations on upstream recursion fetch contexts, leading in some cases to a use-after-free error that can trigger an assertion failure and crash in named. Affects BIND 9.0.0 to 9.8.x, 9.9.0 to 9.9.11, 9.10.0 to 9.10.6, 9.11.0 to 9.11.2, 9.9.3-S1 to 9.9.11-S1, 9.10.5-S1 to 9.10.6-S1, 9.12.0a1 to 9.12.0rc1. |
Ubuntu USN |
USN-3535-1 | Bind vulnerability |
Ubuntu USN |
USN-3535-2 | Bind vulnerability |
No CVSS v4.0
This CVE is not in the KEV list.
Exploit prediction score: 27.7% (27.725% probability within 30 days)
Key SSVC decision points have not yet been added.
| Type | Values Removed | Values Added |
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| Metrics |
epss
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epss
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