Red Hat Product Errata RHSA-2026:75582 - Security Advisory
Issued:
2026-10-05
Updated:
2026-10-05

RHSA-2026:75582 - Security Advisory

Synopsis

Important: librabbitmq security update

Type/Severity

Security Advisory: Important

Red Hat Lightspeed patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for librabbitmq is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Important. 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 librabbitmq packages provide an Advanced Message Queuing Protocol (AMQP) client library that allows you to communicate with AMQP servers using protocol version 0-9-1.

Security Fix(es):

  • rabbitmq-c: rabbitmq-c: Heap buffer overflow leading to denial of service (CVE-2026-44236)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, 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

Affected Products

  • Red Hat Enterprise Linux for x86_64 8 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 8 s390x
  • Red Hat Enterprise Linux for Power, little endian 8 ppc64le
  • Red Hat Enterprise Linux for ARM 64 8 aarch64
  • Red Hat CodeReady Linux Builder for x86_64 8 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian 8 ppc64le
  • Red Hat CodeReady Linux Builder for ARM 64 8 aarch64
  • Red Hat CodeReady Linux Builder for IBM z Systems 8 s390x
  • Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 8.10 x86_64
  • Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 8.10 aarch64
  • Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 8.10 ppc64le
  • Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 8.10 s390x

Fixes

  • BZ - 2536500 - CVE-2026-44236 rabbitmq-c: rabbitmq-c: Heap buffer overflow leading to denial of service

Red Hat Enterprise Linux for x86_64 8

SRPM
librabbitmq-0.9.0-6.el8_10.src.rpm SHA-256: ae095fce102633943af1a9ddf9f5cec076aab1d9e66190243d1d614cf026ee73
x86_64
librabbitmq-0.9.0-6.el8_10.i686.rpm SHA-256: 3b57872bf0a01b375f28377ff94d53bebe821b01b1634a88abfcfc88c5f74226
librabbitmq-0.9.0-6.el8_10.x86_64.rpm SHA-256: bf530589cfe21b7caa71ab0fde434cbe665840ef62a6260a6b4b1621bc8ff20e
librabbitmq-debuginfo-0.9.0-6.el8_10.i686.rpm SHA-256: b0470c744312ab345653b1f4177805568bec3991665a53ce2586f4244a3ec7fe
librabbitmq-debuginfo-0.9.0-6.el8_10.x86_64.rpm SHA-256: 0218921f129524a0e32c804cb02c571b05346db8ef93f5e3e263cf37b02928a2
librabbitmq-debuginfo-0.9.0-6.el8_10.x86_64.rpm SHA-256: 0218921f129524a0e32c804cb02c571b05346db8ef93f5e3e263cf37b02928a2
librabbitmq-debugsource-0.9.0-6.el8_10.i686.rpm SHA-256: 819276e11dcad24dee155adb6f30d932b799a72e1021cdfd5aa748c391c47431
librabbitmq-debugsource-0.9.0-6.el8_10.x86_64.rpm SHA-256: 978943cafd6a2d79aa4add7b6c334166dcc97181162ecda738aa48fa26324609
librabbitmq-debugsource-0.9.0-6.el8_10.x86_64.rpm SHA-256: 978943cafd6a2d79aa4add7b6c334166dcc97181162ecda738aa48fa26324609
librabbitmq-tools-0.9.0-6.el8_10.x86_64.rpm SHA-256: 702f2fdc771ed8b63003251fa770e42c64b0deddcf036fbad6f369e90381f3c8
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.i686.rpm SHA-256: 8c2b8fdd6b107b2e3eb200e0d0e741174097705566d6d467b0ec1c159fa928d9
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.x86_64.rpm SHA-256: 0176cfe3bb7273fd4aedbd298af79b324d975fdb2f2fb92a9d5d88daaa030421
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.x86_64.rpm SHA-256: 0176cfe3bb7273fd4aedbd298af79b324d975fdb2f2fb92a9d5d88daaa030421

Red Hat Enterprise Linux for IBM z Systems 8

SRPM
librabbitmq-0.9.0-6.el8_10.src.rpm SHA-256: ae095fce102633943af1a9ddf9f5cec076aab1d9e66190243d1d614cf026ee73
s390x
librabbitmq-0.9.0-6.el8_10.s390x.rpm SHA-256: dfddc0287834196d0bb7544152d92b3e5c0969f25c2757a409b618d8738d6e4b
librabbitmq-debuginfo-0.9.0-6.el8_10.s390x.rpm SHA-256: b10f278ecc4991bc2ebed44e0167ad70b74f82729ea5c331576e0c6a6d4b84f4
librabbitmq-debuginfo-0.9.0-6.el8_10.s390x.rpm SHA-256: b10f278ecc4991bc2ebed44e0167ad70b74f82729ea5c331576e0c6a6d4b84f4
librabbitmq-debugsource-0.9.0-6.el8_10.s390x.rpm SHA-256: 1ee56ad801d87c60b4ed0872d2d0800d1722d3d810c37c18c50c00da4e9329dc
librabbitmq-debugsource-0.9.0-6.el8_10.s390x.rpm SHA-256: 1ee56ad801d87c60b4ed0872d2d0800d1722d3d810c37c18c50c00da4e9329dc
librabbitmq-tools-0.9.0-6.el8_10.s390x.rpm SHA-256: e51bdba15521c6ec533037b25494c3a2234658e7b5c47d8af5608c7922db22c2
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.s390x.rpm SHA-256: 09e1c8b1e03e70e5d2201721bfd03a50a84028b7b69625a981180dbc0ca9279f
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.s390x.rpm SHA-256: 09e1c8b1e03e70e5d2201721bfd03a50a84028b7b69625a981180dbc0ca9279f

Red Hat Enterprise Linux for Power, little endian 8

SRPM
librabbitmq-0.9.0-6.el8_10.src.rpm SHA-256: ae095fce102633943af1a9ddf9f5cec076aab1d9e66190243d1d614cf026ee73
ppc64le
librabbitmq-0.9.0-6.el8_10.ppc64le.rpm SHA-256: a6f08736d22e05f5ce047ddbd2004dfca82fbe0d2864b240efdc58cee911f38d
librabbitmq-debuginfo-0.9.0-6.el8_10.ppc64le.rpm SHA-256: 1301cc39ca471befe70ef0b222158b10738f9aa76c8f97ccdf44f09ce02f2f16
librabbitmq-debuginfo-0.9.0-6.el8_10.ppc64le.rpm SHA-256: 1301cc39ca471befe70ef0b222158b10738f9aa76c8f97ccdf44f09ce02f2f16
librabbitmq-debugsource-0.9.0-6.el8_10.ppc64le.rpm SHA-256: 527d66a0a878621f307ca1d23c8e51407115d3b0130349300892ea134346605a
librabbitmq-debugsource-0.9.0-6.el8_10.ppc64le.rpm SHA-256: 527d66a0a878621f307ca1d23c8e51407115d3b0130349300892ea134346605a
librabbitmq-tools-0.9.0-6.el8_10.ppc64le.rpm SHA-256: bebd51b14d165f847587a44c6d6ad878dafcc1330b352cf9802d32f03b007a39
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.ppc64le.rpm SHA-256: d8bb43a6ff14c4d9cc7e7f308a0653c71b76c94557e4d245ae9a06b2312c03e0
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.ppc64le.rpm SHA-256: d8bb43a6ff14c4d9cc7e7f308a0653c71b76c94557e4d245ae9a06b2312c03e0

Red Hat Enterprise Linux for ARM 64 8

SRPM
librabbitmq-0.9.0-6.el8_10.src.rpm SHA-256: ae095fce102633943af1a9ddf9f5cec076aab1d9e66190243d1d614cf026ee73
aarch64
librabbitmq-0.9.0-6.el8_10.aarch64.rpm SHA-256: 4296f4aaa17704e4647aa54f13af28996bf3566b29214b6ef4247e545a22587e
librabbitmq-debuginfo-0.9.0-6.el8_10.aarch64.rpm SHA-256: 6433b9a70a275d68355658cb93a118f1c8ed2712240a4632ecff1eb4b7acd64c
librabbitmq-debuginfo-0.9.0-6.el8_10.aarch64.rpm SHA-256: 6433b9a70a275d68355658cb93a118f1c8ed2712240a4632ecff1eb4b7acd64c
librabbitmq-debugsource-0.9.0-6.el8_10.aarch64.rpm SHA-256: 80112daf9bcf25c1fd1ee83449256f2a0f20dc1298d1e872e78dee118d59e6ce
librabbitmq-debugsource-0.9.0-6.el8_10.aarch64.rpm SHA-256: 80112daf9bcf25c1fd1ee83449256f2a0f20dc1298d1e872e78dee118d59e6ce
librabbitmq-tools-0.9.0-6.el8_10.aarch64.rpm SHA-256: e7eb39fd766e6805f02946e3c1baf4d919ad8eca7296cd31e714b705b5cfcd92
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.aarch64.rpm SHA-256: e3cd8c829cee6ded08bbbd8297a5ca1c30fa1aec5d9ef120a9177a5d178041f9
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.aarch64.rpm SHA-256: e3cd8c829cee6ded08bbbd8297a5ca1c30fa1aec5d9ef120a9177a5d178041f9

Red Hat CodeReady Linux Builder for x86_64 8

SRPM
x86_64
librabbitmq-debuginfo-0.9.0-6.el8_10.i686.rpm SHA-256: b0470c744312ab345653b1f4177805568bec3991665a53ce2586f4244a3ec7fe
librabbitmq-debuginfo-0.9.0-6.el8_10.x86_64.rpm SHA-256: 0218921f129524a0e32c804cb02c571b05346db8ef93f5e3e263cf37b02928a2
librabbitmq-debugsource-0.9.0-6.el8_10.i686.rpm SHA-256: 819276e11dcad24dee155adb6f30d932b799a72e1021cdfd5aa748c391c47431
librabbitmq-debugsource-0.9.0-6.el8_10.x86_64.rpm SHA-256: 978943cafd6a2d79aa4add7b6c334166dcc97181162ecda738aa48fa26324609
librabbitmq-devel-0.9.0-6.el8_10.i686.rpm SHA-256: 6f0a065547f5b4d421b9fa57d50d4e4877599784ad4864c86bbc9310b5f4c4c6
librabbitmq-devel-0.9.0-6.el8_10.x86_64.rpm SHA-256: c701b33e3d318e6625a0ded18783b8bc8e8ada249f4b9f2b1c198b8e92bed702
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.i686.rpm SHA-256: 8c2b8fdd6b107b2e3eb200e0d0e741174097705566d6d467b0ec1c159fa928d9
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.x86_64.rpm SHA-256: 0176cfe3bb7273fd4aedbd298af79b324d975fdb2f2fb92a9d5d88daaa030421

Red Hat CodeReady Linux Builder for Power, little endian 8

SRPM
ppc64le
librabbitmq-debuginfo-0.9.0-6.el8_10.ppc64le.rpm SHA-256: 1301cc39ca471befe70ef0b222158b10738f9aa76c8f97ccdf44f09ce02f2f16
librabbitmq-debugsource-0.9.0-6.el8_10.ppc64le.rpm SHA-256: 527d66a0a878621f307ca1d23c8e51407115d3b0130349300892ea134346605a
librabbitmq-devel-0.9.0-6.el8_10.ppc64le.rpm SHA-256: c41eeffb7c14c18ea20a555e1519f2d76666df2e9f1041e6d28fe37b0410505c
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.ppc64le.rpm SHA-256: d8bb43a6ff14c4d9cc7e7f308a0653c71b76c94557e4d245ae9a06b2312c03e0

Red Hat CodeReady Linux Builder for ARM 64 8

SRPM
aarch64
librabbitmq-debuginfo-0.9.0-6.el8_10.aarch64.rpm SHA-256: 6433b9a70a275d68355658cb93a118f1c8ed2712240a4632ecff1eb4b7acd64c
librabbitmq-debugsource-0.9.0-6.el8_10.aarch64.rpm SHA-256: 80112daf9bcf25c1fd1ee83449256f2a0f20dc1298d1e872e78dee118d59e6ce
librabbitmq-devel-0.9.0-6.el8_10.aarch64.rpm SHA-256: 8ef8b9c1343b0e448b8be505fd26f775767bd36cc2d960a950e155ec23885ab6
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.aarch64.rpm SHA-256: e3cd8c829cee6ded08bbbd8297a5ca1c30fa1aec5d9ef120a9177a5d178041f9

Red Hat CodeReady Linux Builder for IBM z Systems 8

SRPM
s390x
librabbitmq-debuginfo-0.9.0-6.el8_10.s390x.rpm SHA-256: b10f278ecc4991bc2ebed44e0167ad70b74f82729ea5c331576e0c6a6d4b84f4
librabbitmq-debugsource-0.9.0-6.el8_10.s390x.rpm SHA-256: 1ee56ad801d87c60b4ed0872d2d0800d1722d3d810c37c18c50c00da4e9329dc
librabbitmq-devel-0.9.0-6.el8_10.s390x.rpm SHA-256: 7d67a62561f4df657d2fe0c293251dfa8995a47cdb650f43114d54101094830d
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.s390x.rpm SHA-256: 09e1c8b1e03e70e5d2201721bfd03a50a84028b7b69625a981180dbc0ca9279f

Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 8.10

SRPM
librabbitmq-0.9.0-6.el8_10.src.rpm SHA-256: ae095fce102633943af1a9ddf9f5cec076aab1d9e66190243d1d614cf026ee73
x86_64
librabbitmq-0.9.0-6.el8_10.i686.rpm SHA-256: 3b57872bf0a01b375f28377ff94d53bebe821b01b1634a88abfcfc88c5f74226
librabbitmq-0.9.0-6.el8_10.x86_64.rpm SHA-256: bf530589cfe21b7caa71ab0fde434cbe665840ef62a6260a6b4b1621bc8ff20e
librabbitmq-debuginfo-0.9.0-6.el8_10.i686.rpm SHA-256: b0470c744312ab345653b1f4177805568bec3991665a53ce2586f4244a3ec7fe
librabbitmq-debuginfo-0.9.0-6.el8_10.x86_64.rpm SHA-256: 0218921f129524a0e32c804cb02c571b05346db8ef93f5e3e263cf37b02928a2
librabbitmq-debuginfo-0.9.0-6.el8_10.x86_64.rpm SHA-256: 0218921f129524a0e32c804cb02c571b05346db8ef93f5e3e263cf37b02928a2
librabbitmq-debugsource-0.9.0-6.el8_10.i686.rpm SHA-256: 819276e11dcad24dee155adb6f30d932b799a72e1021cdfd5aa748c391c47431
librabbitmq-debugsource-0.9.0-6.el8_10.x86_64.rpm SHA-256: 978943cafd6a2d79aa4add7b6c334166dcc97181162ecda738aa48fa26324609
librabbitmq-debugsource-0.9.0-6.el8_10.x86_64.rpm SHA-256: 978943cafd6a2d79aa4add7b6c334166dcc97181162ecda738aa48fa26324609
librabbitmq-tools-0.9.0-6.el8_10.x86_64.rpm SHA-256: 702f2fdc771ed8b63003251fa770e42c64b0deddcf036fbad6f369e90381f3c8
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.i686.rpm SHA-256: 8c2b8fdd6b107b2e3eb200e0d0e741174097705566d6d467b0ec1c159fa928d9
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.x86_64.rpm SHA-256: 0176cfe3bb7273fd4aedbd298af79b324d975fdb2f2fb92a9d5d88daaa030421
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.x86_64.rpm SHA-256: 0176cfe3bb7273fd4aedbd298af79b324d975fdb2f2fb92a9d5d88daaa030421

Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 8.10

SRPM
librabbitmq-0.9.0-6.el8_10.src.rpm SHA-256: ae095fce102633943af1a9ddf9f5cec076aab1d9e66190243d1d614cf026ee73
aarch64
librabbitmq-0.9.0-6.el8_10.aarch64.rpm SHA-256: 4296f4aaa17704e4647aa54f13af28996bf3566b29214b6ef4247e545a22587e
librabbitmq-debuginfo-0.9.0-6.el8_10.aarch64.rpm SHA-256: 6433b9a70a275d68355658cb93a118f1c8ed2712240a4632ecff1eb4b7acd64c
librabbitmq-debuginfo-0.9.0-6.el8_10.aarch64.rpm SHA-256: 6433b9a70a275d68355658cb93a118f1c8ed2712240a4632ecff1eb4b7acd64c
librabbitmq-debugsource-0.9.0-6.el8_10.aarch64.rpm SHA-256: 80112daf9bcf25c1fd1ee83449256f2a0f20dc1298d1e872e78dee118d59e6ce
librabbitmq-debugsource-0.9.0-6.el8_10.aarch64.rpm SHA-256: 80112daf9bcf25c1fd1ee83449256f2a0f20dc1298d1e872e78dee118d59e6ce
librabbitmq-tools-0.9.0-6.el8_10.aarch64.rpm SHA-256: e7eb39fd766e6805f02946e3c1baf4d919ad8eca7296cd31e714b705b5cfcd92
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.aarch64.rpm SHA-256: e3cd8c829cee6ded08bbbd8297a5ca1c30fa1aec5d9ef120a9177a5d178041f9
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.aarch64.rpm SHA-256: e3cd8c829cee6ded08bbbd8297a5ca1c30fa1aec5d9ef120a9177a5d178041f9

Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 8.10

SRPM
librabbitmq-0.9.0-6.el8_10.src.rpm SHA-256: ae095fce102633943af1a9ddf9f5cec076aab1d9e66190243d1d614cf026ee73
ppc64le
librabbitmq-0.9.0-6.el8_10.ppc64le.rpm SHA-256: a6f08736d22e05f5ce047ddbd2004dfca82fbe0d2864b240efdc58cee911f38d
librabbitmq-debuginfo-0.9.0-6.el8_10.ppc64le.rpm SHA-256: 1301cc39ca471befe70ef0b222158b10738f9aa76c8f97ccdf44f09ce02f2f16
librabbitmq-debuginfo-0.9.0-6.el8_10.ppc64le.rpm SHA-256: 1301cc39ca471befe70ef0b222158b10738f9aa76c8f97ccdf44f09ce02f2f16
librabbitmq-debugsource-0.9.0-6.el8_10.ppc64le.rpm SHA-256: 527d66a0a878621f307ca1d23c8e51407115d3b0130349300892ea134346605a
librabbitmq-debugsource-0.9.0-6.el8_10.ppc64le.rpm SHA-256: 527d66a0a878621f307ca1d23c8e51407115d3b0130349300892ea134346605a
librabbitmq-tools-0.9.0-6.el8_10.ppc64le.rpm SHA-256: bebd51b14d165f847587a44c6d6ad878dafcc1330b352cf9802d32f03b007a39
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.ppc64le.rpm SHA-256: d8bb43a6ff14c4d9cc7e7f308a0653c71b76c94557e4d245ae9a06b2312c03e0
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.ppc64le.rpm SHA-256: d8bb43a6ff14c4d9cc7e7f308a0653c71b76c94557e4d245ae9a06b2312c03e0

Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 8.10

SRPM
librabbitmq-0.9.0-6.el8_10.src.rpm SHA-256: ae095fce102633943af1a9ddf9f5cec076aab1d9e66190243d1d614cf026ee73
s390x
librabbitmq-0.9.0-6.el8_10.s390x.rpm SHA-256: dfddc0287834196d0bb7544152d92b3e5c0969f25c2757a409b618d8738d6e4b
librabbitmq-debuginfo-0.9.0-6.el8_10.s390x.rpm SHA-256: b10f278ecc4991bc2ebed44e0167ad70b74f82729ea5c331576e0c6a6d4b84f4
librabbitmq-debuginfo-0.9.0-6.el8_10.s390x.rpm SHA-256: b10f278ecc4991bc2ebed44e0167ad70b74f82729ea5c331576e0c6a6d4b84f4
librabbitmq-debugsource-0.9.0-6.el8_10.s390x.rpm SHA-256: 1ee56ad801d87c60b4ed0872d2d0800d1722d3d810c37c18c50c00da4e9329dc
librabbitmq-debugsource-0.9.0-6.el8_10.s390x.rpm SHA-256: 1ee56ad801d87c60b4ed0872d2d0800d1722d3d810c37c18c50c00da4e9329dc
librabbitmq-tools-0.9.0-6.el8_10.s390x.rpm SHA-256: e51bdba15521c6ec533037b25494c3a2234658e7b5c47d8af5608c7922db22c2
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.s390x.rpm SHA-256: 09e1c8b1e03e70e5d2201721bfd03a50a84028b7b69625a981180dbc0ca9279f
librabbitmq-tools-debuginfo-0.9.0-6.el8_10.s390x.rpm SHA-256: 09e1c8b1e03e70e5d2201721bfd03a50a84028b7b69625a981180dbc0ca9279f

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