Red Hat Product Errata RHBA-2026:18564 - Bug Fix Advisory
Issued:
2026-05-19
Updated:
2026-05-19

RHBA-2026:18564 - Bug Fix Advisory

Synopsis

libfabric 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 libfabric is now available for Red Hat Enterprise Linux 10.

Description

For detailed information on changes in this release, see the Red Hat Enterprise Linux 10 Release Notes linked from 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 10 x86_64
  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.2 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 10 s390x
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.2 s390x
  • Red Hat Enterprise Linux for Power, little endian 10 ppc64le
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.2 ppc64le
  • Red Hat Enterprise Linux for ARM 64 10 aarch64
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.2 aarch64
  • Red Hat CodeReady Linux Builder for x86_64 10 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian 10 ppc64le
  • Red Hat CodeReady Linux Builder for ARM 64 10 aarch64
  • Red Hat CodeReady Linux Builder for IBM z Systems 10 s390x
  • Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 10.2 x86_64
  • Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 10.2 ppc64le
  • Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 10.2 s390x
  • Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 10.2 aarch64
  • Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.2 aarch64
  • Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.2 s390x
  • Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.2 ppc64le
  • Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.2 x86_64
  • Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 10.2 x86_64
  • Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 10.2 aarch64
  • Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 10.2 ppc64le
  • Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 10.2 s390x

Fixes

(none)

CVEs

(none)

Red Hat Enterprise Linux for x86_64 10

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
x86_64
libfabric-2.3.1-1.el10.x86_64.rpm SHA-256: 04ed51724a29b2855db87f99b15c67a67feae13028b90ff9ec6fe92f5f27cddf
libfabric-debuginfo-2.3.1-1.el10.x86_64.rpm SHA-256: b832ea5eba3c91fdfdf0a329809bf804217dfb76a6b2fccc7e0ed796639c0ca5
libfabric-debugsource-2.3.1-1.el10.x86_64.rpm SHA-256: 09a9ed1921fac5e71f27263caf306fcf4f7f41136a310ed64ee7fe8f3d27412b

Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
x86_64
libfabric-2.3.1-1.el10.x86_64.rpm SHA-256: 04ed51724a29b2855db87f99b15c67a67feae13028b90ff9ec6fe92f5f27cddf
libfabric-debuginfo-2.3.1-1.el10.x86_64.rpm SHA-256: b832ea5eba3c91fdfdf0a329809bf804217dfb76a6b2fccc7e0ed796639c0ca5
libfabric-debugsource-2.3.1-1.el10.x86_64.rpm SHA-256: 09a9ed1921fac5e71f27263caf306fcf4f7f41136a310ed64ee7fe8f3d27412b

Red Hat Enterprise Linux for IBM z Systems 10

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
s390x
libfabric-2.3.1-1.el10.s390x.rpm SHA-256: f629fb7c23579c724e079fa652fc3db641f0473e288b5e5eda1422c5f249e1ad
libfabric-debuginfo-2.3.1-1.el10.s390x.rpm SHA-256: 2d7bab7a5318f328fece08e21530e88c7332654729d1e2208f16a3a2cb9677af
libfabric-debugsource-2.3.1-1.el10.s390x.rpm SHA-256: bad50b4a173cf96b3321cac1f30a4b77f95c59ec790172aeb12faf677270d609

Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
s390x
libfabric-2.3.1-1.el10.s390x.rpm SHA-256: f629fb7c23579c724e079fa652fc3db641f0473e288b5e5eda1422c5f249e1ad
libfabric-debuginfo-2.3.1-1.el10.s390x.rpm SHA-256: 2d7bab7a5318f328fece08e21530e88c7332654729d1e2208f16a3a2cb9677af
libfabric-debugsource-2.3.1-1.el10.s390x.rpm SHA-256: bad50b4a173cf96b3321cac1f30a4b77f95c59ec790172aeb12faf677270d609

Red Hat Enterprise Linux for Power, little endian 10

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
ppc64le
libfabric-2.3.1-1.el10.ppc64le.rpm SHA-256: 0e94605bc26fe69921e383dfa907698a9a14a82d7b0748353ec7751ef37e13d9
libfabric-debuginfo-2.3.1-1.el10.ppc64le.rpm SHA-256: a48b6d9d4987ae5c0e85c05dfb0a289be3900354f95eb041b63f4e7fe490494c
libfabric-debugsource-2.3.1-1.el10.ppc64le.rpm SHA-256: d0ce3b0d36ec7ae1ba34eee5d59207514147320b102c2b75adfa472c40a82409

Red Hat Enterprise Linux for Power, little endian - Extended Update Support 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
ppc64le
libfabric-2.3.1-1.el10.ppc64le.rpm SHA-256: 0e94605bc26fe69921e383dfa907698a9a14a82d7b0748353ec7751ef37e13d9
libfabric-debuginfo-2.3.1-1.el10.ppc64le.rpm SHA-256: a48b6d9d4987ae5c0e85c05dfb0a289be3900354f95eb041b63f4e7fe490494c
libfabric-debugsource-2.3.1-1.el10.ppc64le.rpm SHA-256: d0ce3b0d36ec7ae1ba34eee5d59207514147320b102c2b75adfa472c40a82409

Red Hat Enterprise Linux for ARM 64 10

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
aarch64
libfabric-2.3.1-1.el10.aarch64.rpm SHA-256: b948e00fa3f7780ddb24b62720214418e2a737a34efbe95856b2b0b3822ded1a
libfabric-debuginfo-2.3.1-1.el10.aarch64.rpm SHA-256: 6217dc5782d0262805d3162239ee8bb274e1308660e2244e7f74b685089e5240
libfabric-debugsource-2.3.1-1.el10.aarch64.rpm SHA-256: 2538e71b2df5954cfdf6d4b624200c1f854847963ac5aaa3e996e9efe501e8ed

Red Hat Enterprise Linux for ARM 64 - Extended Update Support 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
aarch64
libfabric-2.3.1-1.el10.aarch64.rpm SHA-256: b948e00fa3f7780ddb24b62720214418e2a737a34efbe95856b2b0b3822ded1a
libfabric-debuginfo-2.3.1-1.el10.aarch64.rpm SHA-256: 6217dc5782d0262805d3162239ee8bb274e1308660e2244e7f74b685089e5240
libfabric-debugsource-2.3.1-1.el10.aarch64.rpm SHA-256: 2538e71b2df5954cfdf6d4b624200c1f854847963ac5aaa3e996e9efe501e8ed

Red Hat CodeReady Linux Builder for x86_64 10

SRPM
x86_64
libfabric-debuginfo-2.3.1-1.el10.x86_64.rpm SHA-256: b832ea5eba3c91fdfdf0a329809bf804217dfb76a6b2fccc7e0ed796639c0ca5
libfabric-debugsource-2.3.1-1.el10.x86_64.rpm SHA-256: 09a9ed1921fac5e71f27263caf306fcf4f7f41136a310ed64ee7fe8f3d27412b
libfabric-devel-2.3.1-1.el10.x86_64.rpm SHA-256: 6d92911f0fb6d3ba5ec7fb24a1e684e3f77cec165d2a7fd3f6ab3ed781960faf

Red Hat CodeReady Linux Builder for Power, little endian 10

SRPM
ppc64le
libfabric-debuginfo-2.3.1-1.el10.ppc64le.rpm SHA-256: a48b6d9d4987ae5c0e85c05dfb0a289be3900354f95eb041b63f4e7fe490494c
libfabric-debugsource-2.3.1-1.el10.ppc64le.rpm SHA-256: d0ce3b0d36ec7ae1ba34eee5d59207514147320b102c2b75adfa472c40a82409
libfabric-devel-2.3.1-1.el10.ppc64le.rpm SHA-256: 45047fef759b2ea1c53b3f5311a0f9a18f5c56751f7e6e516a9155f0acc25225

Red Hat CodeReady Linux Builder for ARM 64 10

SRPM
aarch64
libfabric-debuginfo-2.3.1-1.el10.aarch64.rpm SHA-256: 6217dc5782d0262805d3162239ee8bb274e1308660e2244e7f74b685089e5240
libfabric-debugsource-2.3.1-1.el10.aarch64.rpm SHA-256: 2538e71b2df5954cfdf6d4b624200c1f854847963ac5aaa3e996e9efe501e8ed
libfabric-devel-2.3.1-1.el10.aarch64.rpm SHA-256: 636d04bbeccb57521f0aa888a6de967591e0f783a4129a957fda41a39e45d670

Red Hat CodeReady Linux Builder for IBM z Systems 10

SRPM
s390x
libfabric-debuginfo-2.3.1-1.el10.s390x.rpm SHA-256: 2d7bab7a5318f328fece08e21530e88c7332654729d1e2208f16a3a2cb9677af
libfabric-debugsource-2.3.1-1.el10.s390x.rpm SHA-256: bad50b4a173cf96b3321cac1f30a4b77f95c59ec790172aeb12faf677270d609
libfabric-devel-2.3.1-1.el10.s390x.rpm SHA-256: 39b86ff1984453bd062a44ad881f12e4c107058293411bf2a361932f345bf804

Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 10.2

SRPM
x86_64
libfabric-debuginfo-2.3.1-1.el10.x86_64.rpm SHA-256: b832ea5eba3c91fdfdf0a329809bf804217dfb76a6b2fccc7e0ed796639c0ca5
libfabric-debugsource-2.3.1-1.el10.x86_64.rpm SHA-256: 09a9ed1921fac5e71f27263caf306fcf4f7f41136a310ed64ee7fe8f3d27412b
libfabric-devel-2.3.1-1.el10.x86_64.rpm SHA-256: 6d92911f0fb6d3ba5ec7fb24a1e684e3f77cec165d2a7fd3f6ab3ed781960faf

Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support 10.2

SRPM
ppc64le
libfabric-debuginfo-2.3.1-1.el10.ppc64le.rpm SHA-256: a48b6d9d4987ae5c0e85c05dfb0a289be3900354f95eb041b63f4e7fe490494c
libfabric-debugsource-2.3.1-1.el10.ppc64le.rpm SHA-256: d0ce3b0d36ec7ae1ba34eee5d59207514147320b102c2b75adfa472c40a82409
libfabric-devel-2.3.1-1.el10.ppc64le.rpm SHA-256: 45047fef759b2ea1c53b3f5311a0f9a18f5c56751f7e6e516a9155f0acc25225

Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support 10.2

SRPM
s390x
libfabric-debuginfo-2.3.1-1.el10.s390x.rpm SHA-256: 2d7bab7a5318f328fece08e21530e88c7332654729d1e2208f16a3a2cb9677af
libfabric-debugsource-2.3.1-1.el10.s390x.rpm SHA-256: bad50b4a173cf96b3321cac1f30a4b77f95c59ec790172aeb12faf677270d609
libfabric-devel-2.3.1-1.el10.s390x.rpm SHA-256: 39b86ff1984453bd062a44ad881f12e4c107058293411bf2a361932f345bf804

Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 10.2

SRPM
aarch64
libfabric-debuginfo-2.3.1-1.el10.aarch64.rpm SHA-256: 6217dc5782d0262805d3162239ee8bb274e1308660e2244e7f74b685089e5240
libfabric-debugsource-2.3.1-1.el10.aarch64.rpm SHA-256: 2538e71b2df5954cfdf6d4b624200c1f854847963ac5aaa3e996e9efe501e8ed
libfabric-devel-2.3.1-1.el10.aarch64.rpm SHA-256: 636d04bbeccb57521f0aa888a6de967591e0f783a4129a957fda41a39e45d670

Red Hat Enterprise Linux for ARM 64 - 4 years of updates 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
aarch64
libfabric-2.3.1-1.el10.aarch64.rpm SHA-256: b948e00fa3f7780ddb24b62720214418e2a737a34efbe95856b2b0b3822ded1a
libfabric-debuginfo-2.3.1-1.el10.aarch64.rpm SHA-256: 6217dc5782d0262805d3162239ee8bb274e1308660e2244e7f74b685089e5240
libfabric-debugsource-2.3.1-1.el10.aarch64.rpm SHA-256: 2538e71b2df5954cfdf6d4b624200c1f854847963ac5aaa3e996e9efe501e8ed

Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
s390x
libfabric-2.3.1-1.el10.s390x.rpm SHA-256: f629fb7c23579c724e079fa652fc3db641f0473e288b5e5eda1422c5f249e1ad
libfabric-debuginfo-2.3.1-1.el10.s390x.rpm SHA-256: 2d7bab7a5318f328fece08e21530e88c7332654729d1e2208f16a3a2cb9677af
libfabric-debugsource-2.3.1-1.el10.s390x.rpm SHA-256: bad50b4a173cf96b3321cac1f30a4b77f95c59ec790172aeb12faf677270d609

Red Hat Enterprise Linux for Power, little endian - 4 years of support 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
ppc64le
libfabric-2.3.1-1.el10.ppc64le.rpm SHA-256: 0e94605bc26fe69921e383dfa907698a9a14a82d7b0748353ec7751ef37e13d9
libfabric-debuginfo-2.3.1-1.el10.ppc64le.rpm SHA-256: a48b6d9d4987ae5c0e85c05dfb0a289be3900354f95eb041b63f4e7fe490494c
libfabric-debugsource-2.3.1-1.el10.ppc64le.rpm SHA-256: d0ce3b0d36ec7ae1ba34eee5d59207514147320b102c2b75adfa472c40a82409

Red Hat Enterprise Linux for x86_64 - 4 years of updates 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
x86_64
libfabric-2.3.1-1.el10.x86_64.rpm SHA-256: 04ed51724a29b2855db87f99b15c67a67feae13028b90ff9ec6fe92f5f27cddf
libfabric-debuginfo-2.3.1-1.el10.x86_64.rpm SHA-256: b832ea5eba3c91fdfdf0a329809bf804217dfb76a6b2fccc7e0ed796639c0ca5
libfabric-debugsource-2.3.1-1.el10.x86_64.rpm SHA-256: 09a9ed1921fac5e71f27263caf306fcf4f7f41136a310ed64ee7fe8f3d27412b

Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
x86_64
libfabric-2.3.1-1.el10.x86_64.rpm SHA-256: 04ed51724a29b2855db87f99b15c67a67feae13028b90ff9ec6fe92f5f27cddf
libfabric-debuginfo-2.3.1-1.el10.x86_64.rpm SHA-256: b832ea5eba3c91fdfdf0a329809bf804217dfb76a6b2fccc7e0ed796639c0ca5
libfabric-debugsource-2.3.1-1.el10.x86_64.rpm SHA-256: 09a9ed1921fac5e71f27263caf306fcf4f7f41136a310ed64ee7fe8f3d27412b

Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
aarch64
libfabric-2.3.1-1.el10.aarch64.rpm SHA-256: b948e00fa3f7780ddb24b62720214418e2a737a34efbe95856b2b0b3822ded1a
libfabric-debuginfo-2.3.1-1.el10.aarch64.rpm SHA-256: 6217dc5782d0262805d3162239ee8bb274e1308660e2244e7f74b685089e5240
libfabric-debugsource-2.3.1-1.el10.aarch64.rpm SHA-256: 2538e71b2df5954cfdf6d4b624200c1f854847963ac5aaa3e996e9efe501e8ed

Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
ppc64le
libfabric-2.3.1-1.el10.ppc64le.rpm SHA-256: 0e94605bc26fe69921e383dfa907698a9a14a82d7b0748353ec7751ef37e13d9
libfabric-debuginfo-2.3.1-1.el10.ppc64le.rpm SHA-256: a48b6d9d4987ae5c0e85c05dfb0a289be3900354f95eb041b63f4e7fe490494c
libfabric-debugsource-2.3.1-1.el10.ppc64le.rpm SHA-256: d0ce3b0d36ec7ae1ba34eee5d59207514147320b102c2b75adfa472c40a82409

Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 10.2

SRPM
libfabric-2.3.1-1.el10.src.rpm SHA-256: 014b17ba342050c4cd7cc792c01c136b5ddf54482262e1c801e06ef1209ee1c3
s390x
libfabric-2.3.1-1.el10.s390x.rpm SHA-256: f629fb7c23579c724e079fa652fc3db641f0473e288b5e5eda1422c5f249e1ad
libfabric-debuginfo-2.3.1-1.el10.s390x.rpm SHA-256: 2d7bab7a5318f328fece08e21530e88c7332654729d1e2208f16a3a2cb9677af
libfabric-debugsource-2.3.1-1.el10.s390x.rpm SHA-256: bad50b4a173cf96b3321cac1f30a4b77f95c59ec790172aeb12faf677270d609

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