- Issued:
- 2026-03-10
- Updated:
- 2026-03-10
RHSA-2026:4162 - Security Advisory
Synopsis
Moderate: mysql8.4 security update
Type/Severity
Security Advisory: Moderate
Red Hat Lightspeed patch analysis
Identify and remediate systems affected by this advisory.
Topic
An update for mysql8.4 is now available for Red Hat Enterprise Linux 10.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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
MySQL is a multi-user, multi-threaded SQL database server. MySQL is a client/server implementation consisting of a server daemon (mysqld) and many different client programs and libraries. The base package contains the standard MySQL client programs and generic MySQL files.
Security Fix(es):
- mysql: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21941)
- mysql: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21948)
- mysql: InnoDB unspecified vulnerability (CPU Jan 2026) (CVE-2026-21936)
- mysql: Optimizer unspecified vulnerability (CPU Jan 2026) (CVE-2026-21968)
- mysql: DDL unspecified vulnerability (CPU Jan 2026) (CVE-2026-21937)
- mysql: Thread Pooling unspecified vulnerability (CPU Jan 2026) (CVE-2026-21964)
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:
Affected Products
- Red Hat Enterprise Linux for x86_64 10 x86_64
- Red Hat Enterprise Linux for IBM z Systems 10 s390x
- Red Hat Enterprise Linux for Power, little endian 10 ppc64le
- Red Hat Enterprise Linux for ARM 64 10 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
Fixes
- BZ - 2431384 - CVE-2026-21941 mysql: Optimizer unspecified vulnerability (CPU Jan 2026)
- BZ - 2431385 - CVE-2026-21948 mysql: Optimizer unspecified vulnerability (CPU Jan 2026)
- BZ - 2431402 - CVE-2026-21936 mysql: InnoDB unspecified vulnerability (CPU Jan 2026)
- BZ - 2431409 - CVE-2026-21968 mysql: Optimizer unspecified vulnerability (CPU Jan 2026)
- BZ - 2431413 - CVE-2026-21937 mysql: DDL unspecified vulnerability (CPU Jan 2026)
- BZ - 2431431 - CVE-2026-21964 mysql: Thread Pooling unspecified vulnerability (CPU Jan 2026)
Note:
More recent versions of these packages may be available.
Click a package name for more details.
Red Hat Enterprise Linux for x86_64 10
| SRPM | |
|---|---|
| mysql8.4-8.4.8-1.el10_1.src.rpm | SHA-256: 09a7b02dbc4f4d016dba2361eea6171db39828191f45ee980dd945e8c1759442 |
| x86_64 | |
| mysql8.4-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 1333051c24ac453b76512b8076c5099c734622f774d21a2a2b38a27f067773de |
| mysql8.4-common-8.4.8-1.el10_1.noarch.rpm | SHA-256: 802e1f94975a33ba92190d234aed5ac72bc922aab26d1aad853a7cf6acabf2b4 |
| mysql8.4-debuginfo-8.4.8-1.el10_1.x86_64.rpm | SHA-256: b4c84d1a67ded9cd584bb60800d118c7526b4e2fc66dd3b414ebd1023eb76c3f |
| mysql8.4-debugsource-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 356fa9921c388a5c25885c2c412f28f7d853000d0f98445c2f636dd8ab69677b |
| mysql8.4-devel-debuginfo-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 57554b00001ebce314e275a0eb2751fbdb988340f82da75ec3e6e2c7b0e12a16 |
| mysql8.4-errmsg-8.4.8-1.el10_1.noarch.rpm | SHA-256: ef75ba856fbe60f5c3f5532d4fa5f6332cd4b2b845e008fcf1af58092997ef02 |
| mysql8.4-libs-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 17f6bc3bf37e063da94a4df5bec52ab3649a6e62c44cdcb0711ce3a489bc7122 |
| mysql8.4-libs-debuginfo-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 42bc078b0599da490fe2ee424b334f83f25adc532a6acb40b3b4c07af379d473 |
| mysql8.4-server-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 2d2362497298cb0e32bf62a606616358455fd378dae3fbeefc2347934ca0011b |
| mysql8.4-server-debuginfo-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 49293ba746165c1741d2cdb512d728c1d007cfcaad3fa91b511bbe532a48e03c |
| mysql8.4-test-debuginfo-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 96f36d4d82cd962c70e34108f7a4f8bce7f302fd356ceb571c08ac08b04907bd |
Red Hat Enterprise Linux for IBM z Systems 10
| SRPM | |
|---|---|
| mysql8.4-8.4.8-1.el10_1.src.rpm | SHA-256: 09a7b02dbc4f4d016dba2361eea6171db39828191f45ee980dd945e8c1759442 |
| s390x | |
| mysql8.4-8.4.8-1.el10_1.s390x.rpm | SHA-256: fc3ee1e0b38b17fcfd3463cd43bc27143396754eba17dc2e5ce259426aa8bad1 |
| mysql8.4-common-8.4.8-1.el10_1.noarch.rpm | SHA-256: 802e1f94975a33ba92190d234aed5ac72bc922aab26d1aad853a7cf6acabf2b4 |
| mysql8.4-debuginfo-8.4.8-1.el10_1.s390x.rpm | SHA-256: 61064d4bc9a90a28a3d858ce3c08aace96704401159ca8443ca5f772e10c4243 |
| mysql8.4-debugsource-8.4.8-1.el10_1.s390x.rpm | SHA-256: eddf4b249cc8e2b2f5b3e03a1b7980ebc3b813b765d885d53a8cf35fc6eef1c3 |
| mysql8.4-devel-debuginfo-8.4.8-1.el10_1.s390x.rpm | SHA-256: a7853409c5fce491318164eb80aa4a3b33a90b496962314e0f3c7ff8ce5e5a40 |
| mysql8.4-errmsg-8.4.8-1.el10_1.noarch.rpm | SHA-256: ef75ba856fbe60f5c3f5532d4fa5f6332cd4b2b845e008fcf1af58092997ef02 |
| mysql8.4-libs-8.4.8-1.el10_1.s390x.rpm | SHA-256: 26cebedbd061afb49f94ca234527bddee9b74fbe4b2a56e744f99d3182262e4f |
| mysql8.4-libs-debuginfo-8.4.8-1.el10_1.s390x.rpm | SHA-256: 5231fcb8fc2e2512adf8df14621fc6c12bc379e6b181610e8ad17a3ccd9f9a45 |
| mysql8.4-server-8.4.8-1.el10_1.s390x.rpm | SHA-256: 375ff3468e085c88ba1aac49f4c148f10ab7d9e0ecba73ad2f1191ee4070f3eb |
| mysql8.4-server-debuginfo-8.4.8-1.el10_1.s390x.rpm | SHA-256: c4efa9997de5db00278b5dd4ff4fa055c0abb567a8fec617423667deb52e364a |
| mysql8.4-test-debuginfo-8.4.8-1.el10_1.s390x.rpm | SHA-256: 7be5764a0dc4776c0937430010997812b5f24bccd2e336c5952112cf68cb21ce |
Red Hat Enterprise Linux for Power, little endian 10
| SRPM | |
|---|---|
| mysql8.4-8.4.8-1.el10_1.src.rpm | SHA-256: 09a7b02dbc4f4d016dba2361eea6171db39828191f45ee980dd945e8c1759442 |
| ppc64le | |
| mysql8.4-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 538908a851b9555d5f306e4c9f126b2b8491a01b05eeb7e023d55f434ddf5fc6 |
| mysql8.4-common-8.4.8-1.el10_1.noarch.rpm | SHA-256: 802e1f94975a33ba92190d234aed5ac72bc922aab26d1aad853a7cf6acabf2b4 |
| mysql8.4-debuginfo-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 6d593145efecca2ed8f521d9992b603c5fc64a73921b6ac23eca698801e63591 |
| mysql8.4-debugsource-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 3bc487459000f165cc46a15577251607c7b917190801bf3b26d9103ab33289e7 |
| mysql8.4-devel-debuginfo-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: c2a92f5353abda4c8f4775e795e4b05a0daf070c5795cdad0d3edefb14711d2d |
| mysql8.4-errmsg-8.4.8-1.el10_1.noarch.rpm | SHA-256: ef75ba856fbe60f5c3f5532d4fa5f6332cd4b2b845e008fcf1af58092997ef02 |
| mysql8.4-libs-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 5055e80700b6cdf141050e7abfb2169e4fcbbfe55dc3d474cd819031b6c3ef76 |
| mysql8.4-libs-debuginfo-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: bf36196a4d93e0a9784c8f1959706bd51981a97636519e7af9bcdbd0d0571ffe |
| mysql8.4-server-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 4042b2cb74ac74d045f3a788e701fa92ae4a1a211a5e6ec3beafef9c1753923a |
| mysql8.4-server-debuginfo-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 212b9cf80d46fc1ddf50230c14d03dbf630ed0a33a12fd643e36e5d06727f331 |
| mysql8.4-test-debuginfo-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 100c795c6e01a41a5bf43f9b2e9ab28b0a47b23ca54319f4cee76e22c7659de4 |
Red Hat Enterprise Linux for ARM 64 10
| SRPM | |
|---|---|
| mysql8.4-8.4.8-1.el10_1.src.rpm | SHA-256: 09a7b02dbc4f4d016dba2361eea6171db39828191f45ee980dd945e8c1759442 |
| aarch64 | |
| mysql8.4-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 27e00b3e5d6ded756a23a33cf47bd514f0919b8c9d6a91d1d4a7fa15e82e7be1 |
| mysql8.4-common-8.4.8-1.el10_1.noarch.rpm | SHA-256: 802e1f94975a33ba92190d234aed5ac72bc922aab26d1aad853a7cf6acabf2b4 |
| mysql8.4-debuginfo-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 497429540755e121c0f04470dafe4692f338ed11a5a173aa5127d7b4307b3edb |
| mysql8.4-debugsource-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 64940c1353ee72c2d0ad556c772e6c2bc0e62f6893e7710b35987978453ecb32 |
| mysql8.4-devel-debuginfo-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 055b968ddb42abaac7a177b9626f9d4542174053c9e9d9ca11cf677286cac655 |
| mysql8.4-errmsg-8.4.8-1.el10_1.noarch.rpm | SHA-256: ef75ba856fbe60f5c3f5532d4fa5f6332cd4b2b845e008fcf1af58092997ef02 |
| mysql8.4-libs-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 696a97bbd3dc338273fb9eb2cdc3eee5b4a28f9b0b7a765c4e4d91c245874a71 |
| mysql8.4-libs-debuginfo-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 2751f93554747d67a364712fea08252c7cf97e36c34dc8570cc012f4589e846d |
| mysql8.4-server-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 78678bdca2d0858553f6be48e5e14b358e8dced0cf51db63580698a0a337b5d0 |
| mysql8.4-server-debuginfo-8.4.8-1.el10_1.aarch64.rpm | SHA-256: f24bec15aaaad8609c4c73f155e8600bf13b31a6e6962c7e99bd0668b2669546 |
| mysql8.4-test-debuginfo-8.4.8-1.el10_1.aarch64.rpm | SHA-256: bb307f21c85b2ff0cfd4cf1006a437688cc7f5fb149ca764bd121481d952b147 |
Red Hat CodeReady Linux Builder for x86_64 10
| SRPM | |
|---|---|
| x86_64 | |
| mysql8.4-debuginfo-8.4.8-1.el10_1.x86_64.rpm | SHA-256: b4c84d1a67ded9cd584bb60800d118c7526b4e2fc66dd3b414ebd1023eb76c3f |
| mysql8.4-debugsource-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 356fa9921c388a5c25885c2c412f28f7d853000d0f98445c2f636dd8ab69677b |
| mysql8.4-devel-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 223ad6dbe49db340e2175b884cf5a86ebdd618a418dfb4db7e3602d3fb4aef98 |
| mysql8.4-devel-debuginfo-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 57554b00001ebce314e275a0eb2751fbdb988340f82da75ec3e6e2c7b0e12a16 |
| mysql8.4-libs-debuginfo-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 42bc078b0599da490fe2ee424b334f83f25adc532a6acb40b3b4c07af379d473 |
| mysql8.4-server-debuginfo-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 49293ba746165c1741d2cdb512d728c1d007cfcaad3fa91b511bbe532a48e03c |
| mysql8.4-test-8.4.8-1.el10_1.x86_64.rpm | SHA-256: bc738700ea46823d6f2d30deb2e33408e9afc98ee567f583b0b6acd047fecb8a |
| mysql8.4-test-data-8.4.8-1.el10_1.noarch.rpm | SHA-256: 9fbdd293ddac3c66f67764c5b4868702eaef34aa268e79a7bfb0dc9f77949697 |
| mysql8.4-test-debuginfo-8.4.8-1.el10_1.x86_64.rpm | SHA-256: 96f36d4d82cd962c70e34108f7a4f8bce7f302fd356ceb571c08ac08b04907bd |
Red Hat CodeReady Linux Builder for Power, little endian 10
| SRPM | |
|---|---|
| ppc64le | |
| mysql8.4-debuginfo-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 6d593145efecca2ed8f521d9992b603c5fc64a73921b6ac23eca698801e63591 |
| mysql8.4-debugsource-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 3bc487459000f165cc46a15577251607c7b917190801bf3b26d9103ab33289e7 |
| mysql8.4-devel-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 060c00f8732381298debedba9c688410882ff9fd51927623a11b82f17e6af2a5 |
| mysql8.4-devel-debuginfo-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: c2a92f5353abda4c8f4775e795e4b05a0daf070c5795cdad0d3edefb14711d2d |
| mysql8.4-libs-debuginfo-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: bf36196a4d93e0a9784c8f1959706bd51981a97636519e7af9bcdbd0d0571ffe |
| mysql8.4-server-debuginfo-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 212b9cf80d46fc1ddf50230c14d03dbf630ed0a33a12fd643e36e5d06727f331 |
| mysql8.4-test-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 915cf3f2e301a244e3ba5f70618e1044987be161bb0c1215c249d195867327e8 |
| mysql8.4-test-data-8.4.8-1.el10_1.noarch.rpm | SHA-256: 9fbdd293ddac3c66f67764c5b4868702eaef34aa268e79a7bfb0dc9f77949697 |
| mysql8.4-test-debuginfo-8.4.8-1.el10_1.ppc64le.rpm | SHA-256: 100c795c6e01a41a5bf43f9b2e9ab28b0a47b23ca54319f4cee76e22c7659de4 |
Red Hat CodeReady Linux Builder for ARM 64 10
| SRPM | |
|---|---|
| aarch64 | |
| mysql8.4-debuginfo-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 497429540755e121c0f04470dafe4692f338ed11a5a173aa5127d7b4307b3edb |
| mysql8.4-debugsource-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 64940c1353ee72c2d0ad556c772e6c2bc0e62f6893e7710b35987978453ecb32 |
| mysql8.4-devel-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 347701d03196f61b392696868e186db1fbe5208717545063c30b7d19dfa9c2ae |
| mysql8.4-devel-debuginfo-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 055b968ddb42abaac7a177b9626f9d4542174053c9e9d9ca11cf677286cac655 |
| mysql8.4-libs-debuginfo-8.4.8-1.el10_1.aarch64.rpm | SHA-256: 2751f93554747d67a364712fea08252c7cf97e36c34dc8570cc012f4589e846d |
| mysql8.4-server-debuginfo-8.4.8-1.el10_1.aarch64.rpm | SHA-256: f24bec15aaaad8609c4c73f155e8600bf13b31a6e6962c7e99bd0668b2669546 |
| mysql8.4-test-8.4.8-1.el10_1.aarch64.rpm | SHA-256: e47757f5a40071ec8aa592c3ede879da044c536cf1b21dddfafc58a420a4f8fc |
| mysql8.4-test-data-8.4.8-1.el10_1.noarch.rpm | SHA-256: 9fbdd293ddac3c66f67764c5b4868702eaef34aa268e79a7bfb0dc9f77949697 |
| mysql8.4-test-debuginfo-8.4.8-1.el10_1.aarch64.rpm | SHA-256: bb307f21c85b2ff0cfd4cf1006a437688cc7f5fb149ca764bd121481d952b147 |
Red Hat CodeReady Linux Builder for IBM z Systems 10
| SRPM | |
|---|---|
| s390x | |
| mysql8.4-debuginfo-8.4.8-1.el10_1.s390x.rpm | SHA-256: 61064d4bc9a90a28a3d858ce3c08aace96704401159ca8443ca5f772e10c4243 |
| mysql8.4-debugsource-8.4.8-1.el10_1.s390x.rpm | SHA-256: eddf4b249cc8e2b2f5b3e03a1b7980ebc3b813b765d885d53a8cf35fc6eef1c3 |
| mysql8.4-devel-8.4.8-1.el10_1.s390x.rpm | SHA-256: 9fbb5da4b0e666f6203a60942ee17122865a57529de99ef6325211fe914370a7 |
| mysql8.4-devel-debuginfo-8.4.8-1.el10_1.s390x.rpm | SHA-256: a7853409c5fce491318164eb80aa4a3b33a90b496962314e0f3c7ff8ce5e5a40 |
| mysql8.4-libs-debuginfo-8.4.8-1.el10_1.s390x.rpm | SHA-256: 5231fcb8fc2e2512adf8df14621fc6c12bc379e6b181610e8ad17a3ccd9f9a45 |
| mysql8.4-server-debuginfo-8.4.8-1.el10_1.s390x.rpm | SHA-256: c4efa9997de5db00278b5dd4ff4fa055c0abb567a8fec617423667deb52e364a |
| mysql8.4-test-8.4.8-1.el10_1.s390x.rpm | SHA-256: 5b20234b8b2b6ebfe8ee98619db235b467e93dfb02fbf8594fea75b3e11db8f5 |
| mysql8.4-test-data-8.4.8-1.el10_1.noarch.rpm | SHA-256: 9fbdd293ddac3c66f67764c5b4868702eaef34aa268e79a7bfb0dc9f77949697 |
| mysql8.4-test-debuginfo-8.4.8-1.el10_1.s390x.rpm | SHA-256: 7be5764a0dc4776c0937430010997812b5f24bccd2e336c5952112cf68cb21ce |
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