Red Hat Product Errata RHBA-2026:22533 - Bug Fix Advisory
Issued:
2026-06-02
Updated:
2026-06-02

RHBA-2026:22533 - Bug Fix Advisory

Synopsis

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

Description

The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications.

Bug Fix(es) and Enhancement(s):

  • Heap Out-of-Bounds Read/Write in Peers Dictionary Synchronization [rhel-10.2.z] (JIRA:RHEL-173335)

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 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)

References

(none)

Red Hat Enterprise Linux for x86_64 10

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
x86_64
haproxy-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 3e93cd3795572cbf56af32e0a3baa725b5efe00fad43ad42bc5fb2b6bbe75233
haproxy-debuginfo-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 0768f2ffc0915f9b8d30d068fc89b8d799f4cba9410148252c579e0b28d6aca5
haproxy-debugsource-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 823bfb38ef772bb88cd9d362579a22583f60686167d43cfea385261f7376106b

Red Hat Enterprise Linux for x86_64 - Extended Update Support 10.2

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
x86_64
haproxy-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 3e93cd3795572cbf56af32e0a3baa725b5efe00fad43ad42bc5fb2b6bbe75233
haproxy-debuginfo-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 0768f2ffc0915f9b8d30d068fc89b8d799f4cba9410148252c579e0b28d6aca5
haproxy-debugsource-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 823bfb38ef772bb88cd9d362579a22583f60686167d43cfea385261f7376106b

Red Hat Enterprise Linux for IBM z Systems 10

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
s390x
haproxy-3.0.5-6.el10_2.1.s390x.rpm SHA-256: 4a4071e5dc30256227d7e9053201c14d4416cc5859da810b99f4273e7fa0fa68
haproxy-debuginfo-3.0.5-6.el10_2.1.s390x.rpm SHA-256: 9c5abbe8cf9ee67ab5f28abcab4a1fe15c78d3cd421f9aa3e1d954372335b7fe
haproxy-debugsource-3.0.5-6.el10_2.1.s390x.rpm SHA-256: dea22e58422603170412df2ea9c627ad6ae3bbf95325e26a6fd609ca5f2e24c4

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

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
s390x
haproxy-3.0.5-6.el10_2.1.s390x.rpm SHA-256: 4a4071e5dc30256227d7e9053201c14d4416cc5859da810b99f4273e7fa0fa68
haproxy-debuginfo-3.0.5-6.el10_2.1.s390x.rpm SHA-256: 9c5abbe8cf9ee67ab5f28abcab4a1fe15c78d3cd421f9aa3e1d954372335b7fe
haproxy-debugsource-3.0.5-6.el10_2.1.s390x.rpm SHA-256: dea22e58422603170412df2ea9c627ad6ae3bbf95325e26a6fd609ca5f2e24c4

Red Hat Enterprise Linux for Power, little endian 10

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
ppc64le
haproxy-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: fb3865984410ce85206392b6df2fa7df079d2f3f24218e172dae6f7eed7522b3
haproxy-debuginfo-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: 0c72b46720cef912abcfddaf504594ca56745f5d3d4ffdbcabb2508b667298d3
haproxy-debugsource-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: 96d86eddfd4f185ef7c034684fbd10e22b63019e18911139513fbbdb28b6a48c

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

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
ppc64le
haproxy-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: fb3865984410ce85206392b6df2fa7df079d2f3f24218e172dae6f7eed7522b3
haproxy-debuginfo-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: 0c72b46720cef912abcfddaf504594ca56745f5d3d4ffdbcabb2508b667298d3
haproxy-debugsource-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: 96d86eddfd4f185ef7c034684fbd10e22b63019e18911139513fbbdb28b6a48c

Red Hat Enterprise Linux for ARM 64 10

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
aarch64
haproxy-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 16789f690d458d680538b3aa70f406ad6ed46bbf462b4b7bc6b5d11849515488
haproxy-debuginfo-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 2dc1b6ff0332ac46796979d678aeafd11405092f0b8122f9f1fbd0c3043c4596
haproxy-debugsource-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 5c117f53a9be623c0e2c2f0bbea5db999e5df2ca345ac5adfae5c1346cf63e99

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

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
aarch64
haproxy-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 16789f690d458d680538b3aa70f406ad6ed46bbf462b4b7bc6b5d11849515488
haproxy-debuginfo-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 2dc1b6ff0332ac46796979d678aeafd11405092f0b8122f9f1fbd0c3043c4596
haproxy-debugsource-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 5c117f53a9be623c0e2c2f0bbea5db999e5df2ca345ac5adfae5c1346cf63e99

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

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
aarch64
haproxy-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 16789f690d458d680538b3aa70f406ad6ed46bbf462b4b7bc6b5d11849515488
haproxy-debuginfo-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 2dc1b6ff0332ac46796979d678aeafd11405092f0b8122f9f1fbd0c3043c4596
haproxy-debugsource-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 5c117f53a9be623c0e2c2f0bbea5db999e5df2ca345ac5adfae5c1346cf63e99

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

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
s390x
haproxy-3.0.5-6.el10_2.1.s390x.rpm SHA-256: 4a4071e5dc30256227d7e9053201c14d4416cc5859da810b99f4273e7fa0fa68
haproxy-debuginfo-3.0.5-6.el10_2.1.s390x.rpm SHA-256: 9c5abbe8cf9ee67ab5f28abcab4a1fe15c78d3cd421f9aa3e1d954372335b7fe
haproxy-debugsource-3.0.5-6.el10_2.1.s390x.rpm SHA-256: dea22e58422603170412df2ea9c627ad6ae3bbf95325e26a6fd609ca5f2e24c4

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

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
ppc64le
haproxy-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: fb3865984410ce85206392b6df2fa7df079d2f3f24218e172dae6f7eed7522b3
haproxy-debuginfo-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: 0c72b46720cef912abcfddaf504594ca56745f5d3d4ffdbcabb2508b667298d3
haproxy-debugsource-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: 96d86eddfd4f185ef7c034684fbd10e22b63019e18911139513fbbdb28b6a48c

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

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
x86_64
haproxy-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 3e93cd3795572cbf56af32e0a3baa725b5efe00fad43ad42bc5fb2b6bbe75233
haproxy-debuginfo-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 0768f2ffc0915f9b8d30d068fc89b8d799f4cba9410148252c579e0b28d6aca5
haproxy-debugsource-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 823bfb38ef772bb88cd9d362579a22583f60686167d43cfea385261f7376106b

Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 10.2

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
x86_64
haproxy-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 3e93cd3795572cbf56af32e0a3baa725b5efe00fad43ad42bc5fb2b6bbe75233
haproxy-debuginfo-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 0768f2ffc0915f9b8d30d068fc89b8d799f4cba9410148252c579e0b28d6aca5
haproxy-debugsource-3.0.5-6.el10_2.1.x86_64.rpm SHA-256: 823bfb38ef772bb88cd9d362579a22583f60686167d43cfea385261f7376106b

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

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
aarch64
haproxy-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 16789f690d458d680538b3aa70f406ad6ed46bbf462b4b7bc6b5d11849515488
haproxy-debuginfo-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 2dc1b6ff0332ac46796979d678aeafd11405092f0b8122f9f1fbd0c3043c4596
haproxy-debugsource-3.0.5-6.el10_2.1.aarch64.rpm SHA-256: 5c117f53a9be623c0e2c2f0bbea5db999e5df2ca345ac5adfae5c1346cf63e99

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

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
ppc64le
haproxy-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: fb3865984410ce85206392b6df2fa7df079d2f3f24218e172dae6f7eed7522b3
haproxy-debuginfo-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: 0c72b46720cef912abcfddaf504594ca56745f5d3d4ffdbcabb2508b667298d3
haproxy-debugsource-3.0.5-6.el10_2.1.ppc64le.rpm SHA-256: 96d86eddfd4f185ef7c034684fbd10e22b63019e18911139513fbbdb28b6a48c

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

SRPM
haproxy-3.0.5-6.el10_2.1.src.rpm SHA-256: 346fcaa7f9052612110e2afbcec3d748ccdebd248071ba36f006f87673b949c7
s390x
haproxy-3.0.5-6.el10_2.1.s390x.rpm SHA-256: 4a4071e5dc30256227d7e9053201c14d4416cc5859da810b99f4273e7fa0fa68
haproxy-debuginfo-3.0.5-6.el10_2.1.s390x.rpm SHA-256: 9c5abbe8cf9ee67ab5f28abcab4a1fe15c78d3cd421f9aa3e1d954372335b7fe
haproxy-debugsource-3.0.5-6.el10_2.1.s390x.rpm SHA-256: dea22e58422603170412df2ea9c627ad6ae3bbf95325e26a6fd609ca5f2e24c4

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