- Issued:
- 2018-12-19
- Updated:
- 2018-12-19
RHSA-2018:3854 - Security Advisory
Synopsis
Low: ntp security update
Type/Severity
Security Advisory: Low
Topic
An update for ntp is now available for Red Hat Enterprise Linux 6.
Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
The Network Time Protocol (NTP) is used to synchronize a computer's time with another referenced time source. These packages include the ntpd service which continuously adjusts system time and utilities used to query and configure the ntpd service.
Security Fix(es):
- ntp: Stack-based buffer overflow in ntpq and ntpdc allows denial of service or code execution (CVE-2018-12327)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.
Solution
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing this update, the ntpd daemon will restart automatically.
Affected Products
- Red Hat Enterprise Linux Server 6 x86_64
- Red Hat Enterprise Linux Server 6 i386
- Red Hat Enterprise Linux Workstation 6 x86_64
- Red Hat Enterprise Linux Workstation 6 i386
- Red Hat Enterprise Linux Desktop 6 x86_64
- Red Hat Enterprise Linux Desktop 6 i386
- Red Hat Enterprise Linux for IBM z Systems 6 s390x
- Red Hat Enterprise Linux for Power, big endian 6 ppc64
- Red Hat Enterprise Linux for Scientific Computing 6 x86_64
Fixes
- BZ - 1593580 - CVE-2018-12327 ntp: Stack-based buffer overflow in ntpq and ntpdc allows denial of service or code execution
CVEs
References
Note:
More recent versions of these packages may be available.
Click a package name for more details.
Red Hat Enterprise Linux Server 6
| SRPM | |
|---|---|
| ntp-4.2.6p5-15.el6_10.src.rpm | SHA-256: 5acef5e4191af9c1e260cb66a5a624716112a8434e93d07025162355e7b39bb7 |
| x86_64 | |
| ntp-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 742c7bebe5ff01ece97121f65b417c4d45163e14b612426a08a82f4bd2fe2cc6 |
| ntp-debuginfo-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 1a819e92b99bd127953781b356b42f37db20b33e386c9f19e9523df906b1cbd9 |
| ntp-debuginfo-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 1a819e92b99bd127953781b356b42f37db20b33e386c9f19e9523df906b1cbd9 |
| ntp-doc-4.2.6p5-15.el6_10.noarch.rpm | SHA-256: 9c2051e15852df7a4618751a623362772961e6a59c3fff1b7692ca74b24861e7 |
| ntp-perl-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: b3f41dc9a9a8ea0e0f8b048a0407b38c11621fe3af1b1f3a008521fcf2a61db4 |
| ntpdate-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 46c05c5cbd1ba322e16498557484020401270b08e281f9b761bbe1e05cbe82f3 |
| i386 | |
| ntp-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 968c716cbfbeb4736e33cf079361830d29f5b069a79453f406f80598d538f799 |
| ntp-debuginfo-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 2454f4a9d1c3860eb7324f9932c261baf9e4de185a65be322c08978d953fdd13 |
| ntp-debuginfo-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 2454f4a9d1c3860eb7324f9932c261baf9e4de185a65be322c08978d953fdd13 |
| ntp-doc-4.2.6p5-15.el6_10.noarch.rpm | SHA-256: 9c2051e15852df7a4618751a623362772961e6a59c3fff1b7692ca74b24861e7 |
| ntp-perl-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 47a3f73d5d58677d2ae68679b2f3281e5e7127be84d17cfa4ec51a33fc63bbed |
| ntpdate-4.2.6p5-15.el6_10.i686.rpm | SHA-256: ff623aea77c266d381b7a657732b364aeaca35878a80c7e88da3f8c6ee259dd7 |
Red Hat Enterprise Linux Workstation 6
| SRPM | |
|---|---|
| ntp-4.2.6p5-15.el6_10.src.rpm | SHA-256: 5acef5e4191af9c1e260cb66a5a624716112a8434e93d07025162355e7b39bb7 |
| x86_64 | |
| ntp-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 742c7bebe5ff01ece97121f65b417c4d45163e14b612426a08a82f4bd2fe2cc6 |
| ntp-debuginfo-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 1a819e92b99bd127953781b356b42f37db20b33e386c9f19e9523df906b1cbd9 |
| ntp-debuginfo-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 1a819e92b99bd127953781b356b42f37db20b33e386c9f19e9523df906b1cbd9 |
| ntp-doc-4.2.6p5-15.el6_10.noarch.rpm | SHA-256: 9c2051e15852df7a4618751a623362772961e6a59c3fff1b7692ca74b24861e7 |
| ntp-perl-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: b3f41dc9a9a8ea0e0f8b048a0407b38c11621fe3af1b1f3a008521fcf2a61db4 |
| ntpdate-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 46c05c5cbd1ba322e16498557484020401270b08e281f9b761bbe1e05cbe82f3 |
| i386 | |
| ntp-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 968c716cbfbeb4736e33cf079361830d29f5b069a79453f406f80598d538f799 |
| ntp-debuginfo-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 2454f4a9d1c3860eb7324f9932c261baf9e4de185a65be322c08978d953fdd13 |
| ntp-debuginfo-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 2454f4a9d1c3860eb7324f9932c261baf9e4de185a65be322c08978d953fdd13 |
| ntp-doc-4.2.6p5-15.el6_10.noarch.rpm | SHA-256: 9c2051e15852df7a4618751a623362772961e6a59c3fff1b7692ca74b24861e7 |
| ntp-perl-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 47a3f73d5d58677d2ae68679b2f3281e5e7127be84d17cfa4ec51a33fc63bbed |
| ntpdate-4.2.6p5-15.el6_10.i686.rpm | SHA-256: ff623aea77c266d381b7a657732b364aeaca35878a80c7e88da3f8c6ee259dd7 |
Red Hat Enterprise Linux Desktop 6
| SRPM | |
|---|---|
| ntp-4.2.6p5-15.el6_10.src.rpm | SHA-256: 5acef5e4191af9c1e260cb66a5a624716112a8434e93d07025162355e7b39bb7 |
| x86_64 | |
| ntp-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 742c7bebe5ff01ece97121f65b417c4d45163e14b612426a08a82f4bd2fe2cc6 |
| ntp-debuginfo-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 1a819e92b99bd127953781b356b42f37db20b33e386c9f19e9523df906b1cbd9 |
| ntp-debuginfo-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 1a819e92b99bd127953781b356b42f37db20b33e386c9f19e9523df906b1cbd9 |
| ntp-doc-4.2.6p5-15.el6_10.noarch.rpm | SHA-256: 9c2051e15852df7a4618751a623362772961e6a59c3fff1b7692ca74b24861e7 |
| ntp-perl-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: b3f41dc9a9a8ea0e0f8b048a0407b38c11621fe3af1b1f3a008521fcf2a61db4 |
| ntpdate-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 46c05c5cbd1ba322e16498557484020401270b08e281f9b761bbe1e05cbe82f3 |
| i386 | |
| ntp-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 968c716cbfbeb4736e33cf079361830d29f5b069a79453f406f80598d538f799 |
| ntp-debuginfo-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 2454f4a9d1c3860eb7324f9932c261baf9e4de185a65be322c08978d953fdd13 |
| ntp-debuginfo-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 2454f4a9d1c3860eb7324f9932c261baf9e4de185a65be322c08978d953fdd13 |
| ntp-doc-4.2.6p5-15.el6_10.noarch.rpm | SHA-256: 9c2051e15852df7a4618751a623362772961e6a59c3fff1b7692ca74b24861e7 |
| ntp-perl-4.2.6p5-15.el6_10.i686.rpm | SHA-256: 47a3f73d5d58677d2ae68679b2f3281e5e7127be84d17cfa4ec51a33fc63bbed |
| ntpdate-4.2.6p5-15.el6_10.i686.rpm | SHA-256: ff623aea77c266d381b7a657732b364aeaca35878a80c7e88da3f8c6ee259dd7 |
Red Hat Enterprise Linux for IBM z Systems 6
| SRPM | |
|---|---|
| ntp-4.2.6p5-15.el6_10.src.rpm | SHA-256: 5acef5e4191af9c1e260cb66a5a624716112a8434e93d07025162355e7b39bb7 |
| s390x | |
| ntp-4.2.6p5-15.el6_10.s390x.rpm | SHA-256: af88d2b6644cab97e35478e01ede39477f2ce17b5db6b554365c956fd98b3c7f |
| ntp-debuginfo-4.2.6p5-15.el6_10.s390x.rpm | SHA-256: 9e51622d98e9a2f97556148ea43b913e3c97c83bb1ded6a9622eef8d91e1fd31 |
| ntp-debuginfo-4.2.6p5-15.el6_10.s390x.rpm | SHA-256: 9e51622d98e9a2f97556148ea43b913e3c97c83bb1ded6a9622eef8d91e1fd31 |
| ntp-doc-4.2.6p5-15.el6_10.noarch.rpm | SHA-256: 9c2051e15852df7a4618751a623362772961e6a59c3fff1b7692ca74b24861e7 |
| ntp-perl-4.2.6p5-15.el6_10.s390x.rpm | SHA-256: 1f2e29e05d181d407a4ad41ee56fc4078067c89b7a9200435f01cdfa4544aa50 |
| ntpdate-4.2.6p5-15.el6_10.s390x.rpm | SHA-256: 4728fa1dd0fa73068a511034ce86e37ddb35ff5dc90c87d01f5b6599adf84993 |
Red Hat Enterprise Linux for Power, big endian 6
| SRPM | |
|---|---|
| ntp-4.2.6p5-15.el6_10.src.rpm | SHA-256: 5acef5e4191af9c1e260cb66a5a624716112a8434e93d07025162355e7b39bb7 |
| ppc64 | |
| ntp-4.2.6p5-15.el6_10.ppc64.rpm | SHA-256: 9bd7c27f017c73c852e5746306f279bf408273f4f7ede2babb729c5e2fc4f35d |
| ntp-debuginfo-4.2.6p5-15.el6_10.ppc64.rpm | SHA-256: cdb03167d51c99f8b9a7799850269c5080d3c95d43b6b647a273adf8f8eb3d32 |
| ntp-debuginfo-4.2.6p5-15.el6_10.ppc64.rpm | SHA-256: cdb03167d51c99f8b9a7799850269c5080d3c95d43b6b647a273adf8f8eb3d32 |
| ntp-doc-4.2.6p5-15.el6_10.noarch.rpm | SHA-256: 9c2051e15852df7a4618751a623362772961e6a59c3fff1b7692ca74b24861e7 |
| ntp-perl-4.2.6p5-15.el6_10.ppc64.rpm | SHA-256: c9a26bd9a68195aca43bfed48e6c489da4c8f044e6d4481dfa42e43234ce14f4 |
| ntpdate-4.2.6p5-15.el6_10.ppc64.rpm | SHA-256: c410719162781fbb6e63b70f6a91a6ae5f738b53474d318f5d13066824092d69 |
Red Hat Enterprise Linux for Scientific Computing 6
| SRPM | |
|---|---|
| ntp-4.2.6p5-15.el6_10.src.rpm | SHA-256: 5acef5e4191af9c1e260cb66a5a624716112a8434e93d07025162355e7b39bb7 |
| x86_64 | |
| ntp-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 742c7bebe5ff01ece97121f65b417c4d45163e14b612426a08a82f4bd2fe2cc6 |
| ntp-debuginfo-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 1a819e92b99bd127953781b356b42f37db20b33e386c9f19e9523df906b1cbd9 |
| ntp-debuginfo-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 1a819e92b99bd127953781b356b42f37db20b33e386c9f19e9523df906b1cbd9 |
| ntp-doc-4.2.6p5-15.el6_10.noarch.rpm | SHA-256: 9c2051e15852df7a4618751a623362772961e6a59c3fff1b7692ca74b24861e7 |
| ntp-perl-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: b3f41dc9a9a8ea0e0f8b048a0407b38c11621fe3af1b1f3a008521fcf2a61db4 |
| ntpdate-4.2.6p5-15.el6_10.x86_64.rpm | SHA-256: 46c05c5cbd1ba322e16498557484020401270b08e281f9b761bbe1e05cbe82f3 |
The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.