Red Hat Product Errata RHBA-2026:65915 - Bug Fix Advisory
Issued:
2026-09-09
Updated:
2026-09-09

RHBA-2026:65915 - Bug Fix Advisory

Synopsis

dnsmasq bug fix and enhancement update

Type/Severity

Bug Fix Advisory

Red Hat Lightspeed patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for dnsmasq is now available for Red Hat Enterprise Linux 9.

Description

The dnsmasq packages contain Dnsmasq, a lightweight DNS (Domain Name Server) forwarder and DHCP (Dynamic Host Configuration Protocol) server.

Bug Fix(es) and Enhancement(s):

  • dnsmasq: New DNSSEC trust anchor key 2024 [rhel-9.8.z] (JIRA:RHEL-249265)

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

Affected Products

  • Red Hat Enterprise Linux for x86_64 9 x86_64
  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.8 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 9 s390x
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.8 s390x
  • Red Hat Enterprise Linux for Power, little endian 9 ppc64le
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.8 ppc64le
  • Red Hat Enterprise Linux for ARM 64 9 aarch64
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.8 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.8 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.8 x86_64
  • Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.8 aarch64
  • Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.8 s390x
  • Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.8 x86_64
  • Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.8 aarch64
  • Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.8 ppc64le
  • Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.8 s390x

Fixes

(none)

CVEs

(none)

References

(none)

Red Hat Enterprise Linux for x86_64 9

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
x86_64
dnsmasq-2.85-18.el9_8.2.x86_64.rpm SHA-256: 7b94b70851bd837c1739aaa008baccfcc781c44792c5a947a424f88fe92aeb8d
dnsmasq-debuginfo-2.85-18.el9_8.2.x86_64.rpm SHA-256: 61c336452eb652b2b313a0637682c51e9d854d1c40d7bae16d01baa837349856
dnsmasq-debugsource-2.85-18.el9_8.2.x86_64.rpm SHA-256: dc5cf30116eb368bd80f312d0f66115d115c330f4f79b0a68841806eeea0c687
dnsmasq-utils-2.85-18.el9_8.2.x86_64.rpm SHA-256: 48b9421248d2d74c07eeb0a0d3c2df80e044f7b8692c74063a4dcdaebb772d30
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.x86_64.rpm SHA-256: de42d6697f935c89726c795c96072603ada0dd9bfd5cdd99682aea9187db7a63

Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
x86_64
dnsmasq-2.85-18.el9_8.2.x86_64.rpm SHA-256: 7b94b70851bd837c1739aaa008baccfcc781c44792c5a947a424f88fe92aeb8d
dnsmasq-debuginfo-2.85-18.el9_8.2.x86_64.rpm SHA-256: 61c336452eb652b2b313a0637682c51e9d854d1c40d7bae16d01baa837349856
dnsmasq-debugsource-2.85-18.el9_8.2.x86_64.rpm SHA-256: dc5cf30116eb368bd80f312d0f66115d115c330f4f79b0a68841806eeea0c687
dnsmasq-utils-2.85-18.el9_8.2.x86_64.rpm SHA-256: 48b9421248d2d74c07eeb0a0d3c2df80e044f7b8692c74063a4dcdaebb772d30
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.x86_64.rpm SHA-256: de42d6697f935c89726c795c96072603ada0dd9bfd5cdd99682aea9187db7a63

Red Hat Enterprise Linux for IBM z Systems 9

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
s390x
dnsmasq-2.85-18.el9_8.2.s390x.rpm SHA-256: 046ad08b865d4ceb5115953d03e72820f12579a90975b6414571e1b8b5b841e9
dnsmasq-debuginfo-2.85-18.el9_8.2.s390x.rpm SHA-256: c79160f463214f49a317c180101ce93a2805d97e29172ad7ee1ca8441f1ef75b
dnsmasq-debugsource-2.85-18.el9_8.2.s390x.rpm SHA-256: ac702575d3209d5956eed84874f10ff466a4c0784f64deb2235a2446b74fdbed
dnsmasq-utils-2.85-18.el9_8.2.s390x.rpm SHA-256: 84cc5108f4dd79c91d4dcb26e43f60e7f55275ccb8cbbc4133d616d59f9ca8e0
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.s390x.rpm SHA-256: 5667d79befda618e87481bd4420672bae1ae724eb6744847b800938449b54c76

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
s390x
dnsmasq-2.85-18.el9_8.2.s390x.rpm SHA-256: 046ad08b865d4ceb5115953d03e72820f12579a90975b6414571e1b8b5b841e9
dnsmasq-debuginfo-2.85-18.el9_8.2.s390x.rpm SHA-256: c79160f463214f49a317c180101ce93a2805d97e29172ad7ee1ca8441f1ef75b
dnsmasq-debugsource-2.85-18.el9_8.2.s390x.rpm SHA-256: ac702575d3209d5956eed84874f10ff466a4c0784f64deb2235a2446b74fdbed
dnsmasq-utils-2.85-18.el9_8.2.s390x.rpm SHA-256: 84cc5108f4dd79c91d4dcb26e43f60e7f55275ccb8cbbc4133d616d59f9ca8e0
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.s390x.rpm SHA-256: 5667d79befda618e87481bd4420672bae1ae724eb6744847b800938449b54c76

Red Hat Enterprise Linux for Power, little endian 9

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
ppc64le
dnsmasq-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 9ff7b28d4808fb0d121aba006e16446918244be704af519d7a470a226402d251
dnsmasq-debuginfo-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 55f2d6c9f7dbe495991eefa8e807ef81a8ceeb34326ab340c9f2056bc6fc0ca2
dnsmasq-debugsource-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 55bc93116af37aaf654649614333865a7b75eac4240175c42df36058b030ec6b
dnsmasq-utils-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 5aadc7a0926b306bde7859403e02d8572c1c46f23d2c08a2e449b062f66f5308
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 9b116b1a4bc4cc94c42921d907360eb9588ad90fae75f74a3096b6ec505df8e2

Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
ppc64le
dnsmasq-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 9ff7b28d4808fb0d121aba006e16446918244be704af519d7a470a226402d251
dnsmasq-debuginfo-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 55f2d6c9f7dbe495991eefa8e807ef81a8ceeb34326ab340c9f2056bc6fc0ca2
dnsmasq-debugsource-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 55bc93116af37aaf654649614333865a7b75eac4240175c42df36058b030ec6b
dnsmasq-utils-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 5aadc7a0926b306bde7859403e02d8572c1c46f23d2c08a2e449b062f66f5308
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 9b116b1a4bc4cc94c42921d907360eb9588ad90fae75f74a3096b6ec505df8e2

Red Hat Enterprise Linux for ARM 64 9

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
aarch64
dnsmasq-2.85-18.el9_8.2.aarch64.rpm SHA-256: f3bc88d4ac7d6662c321d8952f7c3cc89211bbcb2735e21c953cde7821518c6d
dnsmasq-debuginfo-2.85-18.el9_8.2.aarch64.rpm SHA-256: e0072d2f5608b170bcc263e8b84749e5b4d311ef7d9a903356dc6dfdda73049b
dnsmasq-debugsource-2.85-18.el9_8.2.aarch64.rpm SHA-256: 8c2a9496be1e3ee5a3b4bf9a72efd43c385beb201abf975e06765b345abf5629
dnsmasq-utils-2.85-18.el9_8.2.aarch64.rpm SHA-256: aaa442f7c00651f12b5733c1a52a6ca47cb8e913b682de93defb5a14f893d738
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.aarch64.rpm SHA-256: 64309498388c03d730f9dc852bf3d3d372baf15188399f9dcc3bdc87e06810aa

Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
aarch64
dnsmasq-2.85-18.el9_8.2.aarch64.rpm SHA-256: f3bc88d4ac7d6662c321d8952f7c3cc89211bbcb2735e21c953cde7821518c6d
dnsmasq-debuginfo-2.85-18.el9_8.2.aarch64.rpm SHA-256: e0072d2f5608b170bcc263e8b84749e5b4d311ef7d9a903356dc6dfdda73049b
dnsmasq-debugsource-2.85-18.el9_8.2.aarch64.rpm SHA-256: 8c2a9496be1e3ee5a3b4bf9a72efd43c385beb201abf975e06765b345abf5629
dnsmasq-utils-2.85-18.el9_8.2.aarch64.rpm SHA-256: aaa442f7c00651f12b5733c1a52a6ca47cb8e913b682de93defb5a14f893d738
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.aarch64.rpm SHA-256: 64309498388c03d730f9dc852bf3d3d372baf15188399f9dcc3bdc87e06810aa

Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
ppc64le
dnsmasq-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 9ff7b28d4808fb0d121aba006e16446918244be704af519d7a470a226402d251
dnsmasq-debuginfo-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 55f2d6c9f7dbe495991eefa8e807ef81a8ceeb34326ab340c9f2056bc6fc0ca2
dnsmasq-debugsource-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 55bc93116af37aaf654649614333865a7b75eac4240175c42df36058b030ec6b
dnsmasq-utils-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 5aadc7a0926b306bde7859403e02d8572c1c46f23d2c08a2e449b062f66f5308
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 9b116b1a4bc4cc94c42921d907360eb9588ad90fae75f74a3096b6ec505df8e2

Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
x86_64
dnsmasq-2.85-18.el9_8.2.x86_64.rpm SHA-256: 7b94b70851bd837c1739aaa008baccfcc781c44792c5a947a424f88fe92aeb8d
dnsmasq-debuginfo-2.85-18.el9_8.2.x86_64.rpm SHA-256: 61c336452eb652b2b313a0637682c51e9d854d1c40d7bae16d01baa837349856
dnsmasq-debugsource-2.85-18.el9_8.2.x86_64.rpm SHA-256: dc5cf30116eb368bd80f312d0f66115d115c330f4f79b0a68841806eeea0c687
dnsmasq-utils-2.85-18.el9_8.2.x86_64.rpm SHA-256: 48b9421248d2d74c07eeb0a0d3c2df80e044f7b8692c74063a4dcdaebb772d30
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.x86_64.rpm SHA-256: de42d6697f935c89726c795c96072603ada0dd9bfd5cdd99682aea9187db7a63

Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
aarch64
dnsmasq-2.85-18.el9_8.2.aarch64.rpm SHA-256: f3bc88d4ac7d6662c321d8952f7c3cc89211bbcb2735e21c953cde7821518c6d
dnsmasq-debuginfo-2.85-18.el9_8.2.aarch64.rpm SHA-256: e0072d2f5608b170bcc263e8b84749e5b4d311ef7d9a903356dc6dfdda73049b
dnsmasq-debugsource-2.85-18.el9_8.2.aarch64.rpm SHA-256: 8c2a9496be1e3ee5a3b4bf9a72efd43c385beb201abf975e06765b345abf5629
dnsmasq-utils-2.85-18.el9_8.2.aarch64.rpm SHA-256: aaa442f7c00651f12b5733c1a52a6ca47cb8e913b682de93defb5a14f893d738
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.aarch64.rpm SHA-256: 64309498388c03d730f9dc852bf3d3d372baf15188399f9dcc3bdc87e06810aa

Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
s390x
dnsmasq-2.85-18.el9_8.2.s390x.rpm SHA-256: 046ad08b865d4ceb5115953d03e72820f12579a90975b6414571e1b8b5b841e9
dnsmasq-debuginfo-2.85-18.el9_8.2.s390x.rpm SHA-256: c79160f463214f49a317c180101ce93a2805d97e29172ad7ee1ca8441f1ef75b
dnsmasq-debugsource-2.85-18.el9_8.2.s390x.rpm SHA-256: ac702575d3209d5956eed84874f10ff466a4c0784f64deb2235a2446b74fdbed
dnsmasq-utils-2.85-18.el9_8.2.s390x.rpm SHA-256: 84cc5108f4dd79c91d4dcb26e43f60e7f55275ccb8cbbc4133d616d59f9ca8e0
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.s390x.rpm SHA-256: 5667d79befda618e87481bd4420672bae1ae724eb6744847b800938449b54c76

Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
x86_64
dnsmasq-2.85-18.el9_8.2.x86_64.rpm SHA-256: 7b94b70851bd837c1739aaa008baccfcc781c44792c5a947a424f88fe92aeb8d
dnsmasq-debuginfo-2.85-18.el9_8.2.x86_64.rpm SHA-256: 61c336452eb652b2b313a0637682c51e9d854d1c40d7bae16d01baa837349856
dnsmasq-debugsource-2.85-18.el9_8.2.x86_64.rpm SHA-256: dc5cf30116eb368bd80f312d0f66115d115c330f4f79b0a68841806eeea0c687
dnsmasq-utils-2.85-18.el9_8.2.x86_64.rpm SHA-256: 48b9421248d2d74c07eeb0a0d3c2df80e044f7b8692c74063a4dcdaebb772d30
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.x86_64.rpm SHA-256: de42d6697f935c89726c795c96072603ada0dd9bfd5cdd99682aea9187db7a63

Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
aarch64
dnsmasq-2.85-18.el9_8.2.aarch64.rpm SHA-256: f3bc88d4ac7d6662c321d8952f7c3cc89211bbcb2735e21c953cde7821518c6d
dnsmasq-debuginfo-2.85-18.el9_8.2.aarch64.rpm SHA-256: e0072d2f5608b170bcc263e8b84749e5b4d311ef7d9a903356dc6dfdda73049b
dnsmasq-debugsource-2.85-18.el9_8.2.aarch64.rpm SHA-256: 8c2a9496be1e3ee5a3b4bf9a72efd43c385beb201abf975e06765b345abf5629
dnsmasq-utils-2.85-18.el9_8.2.aarch64.rpm SHA-256: aaa442f7c00651f12b5733c1a52a6ca47cb8e913b682de93defb5a14f893d738
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.aarch64.rpm SHA-256: 64309498388c03d730f9dc852bf3d3d372baf15188399f9dcc3bdc87e06810aa

Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
ppc64le
dnsmasq-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 9ff7b28d4808fb0d121aba006e16446918244be704af519d7a470a226402d251
dnsmasq-debuginfo-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 55f2d6c9f7dbe495991eefa8e807ef81a8ceeb34326ab340c9f2056bc6fc0ca2
dnsmasq-debugsource-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 55bc93116af37aaf654649614333865a7b75eac4240175c42df36058b030ec6b
dnsmasq-utils-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 5aadc7a0926b306bde7859403e02d8572c1c46f23d2c08a2e449b062f66f5308
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.ppc64le.rpm SHA-256: 9b116b1a4bc4cc94c42921d907360eb9588ad90fae75f74a3096b6ec505df8e2

Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.8

SRPM
dnsmasq-2.85-18.el9_8.2.src.rpm SHA-256: 4d72d77b698794e432de1d84c54b5e8603d5142443ddccea348edab40cb7b5aa
s390x
dnsmasq-2.85-18.el9_8.2.s390x.rpm SHA-256: 046ad08b865d4ceb5115953d03e72820f12579a90975b6414571e1b8b5b841e9
dnsmasq-debuginfo-2.85-18.el9_8.2.s390x.rpm SHA-256: c79160f463214f49a317c180101ce93a2805d97e29172ad7ee1ca8441f1ef75b
dnsmasq-debugsource-2.85-18.el9_8.2.s390x.rpm SHA-256: ac702575d3209d5956eed84874f10ff466a4c0784f64deb2235a2446b74fdbed
dnsmasq-utils-2.85-18.el9_8.2.s390x.rpm SHA-256: 84cc5108f4dd79c91d4dcb26e43f60e7f55275ccb8cbbc4133d616d59f9ca8e0
dnsmasq-utils-debuginfo-2.85-18.el9_8.2.s390x.rpm SHA-256: 5667d79befda618e87481bd4420672bae1ae724eb6744847b800938449b54c76

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