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ELSA-2026-49857

ELSA-2026-49857 - kernel security, bug fix, and enhancement update

Type:SECURITY
Impact:MODERATE
Release Date:2026-08-05

Description


[4.18.0-553.151.1]
- Update Oracle Linux certificates (Kevin Lyons)
- Disable signing for aarch64 (Ilya Okomin)
- Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list (olkmod_signing_key.pem) [Orabug: 29539237]
- Update x509.genkey [Orabug: 24817676]
- Conflict with shim-ia32 and shim-x64 <= 15.3-1.0.3
- Remove upstream reference during boot (Kevin Lyons) [Orabug: 34750652]
- Add new Oracle Linux Driver Signing (key 1) certificate [Orabug: 37985772]

[4.18.0-553.151.1]
- net: dns_resolver: allow shorter names in dns_query() (Paulo Alcantara) [RHEL-213976]
- net/dns_resolver: use kasprintf + kmemdup_nul to simplify dns_query (Paulo Alcantara) [RHEL-213976]
- net/dns_resolver: consolidate namelen checks in dns_query (Paulo Alcantara) [RHEL-213976]
- dns: remove redundant zero length namelen check (Paulo Alcantara) [RHEL-213976]
- ipc: limit next_id allocation to the valid ID range (Rafael Aquini) [RHEL-188216] {CVE-2026-52923}
- KVM: s390: Limit adapter indicator access to mapped page (Christoph Schlameuss) [RHEL-183880]


Related CVEs


CVE-2026-52923

Updated Packages


Release/ArchitectureFilenamesha256Superseded By AdvisoryChannel Label
Oracle Linux 8 (aarch64) kernel-4.18.0-553.151.1.el8_10.src.rpm200a7a0f8c43d0f382af15766a5443827cd7c5e6a224237e985ff8deae7b27c7-ol8_aarch64_baseos_latest
kernel-4.18.0-553.151.1.el8_10.src.rpm200a7a0f8c43d0f382af15766a5443827cd7c5e6a224237e985ff8deae7b27c7-ol8_aarch64_codeready_builder
kernel-4.18.0-553.151.1.el8_10.src.rpm200a7a0f8c43d0f382af15766a5443827cd7c5e6a224237e985ff8deae7b27c7-ol8_aarch64_u10_baseos_patch
bpftool-4.18.0-553.151.1.el8_10.aarch64.rpm16a130dd5befc274b79daa745bdc1fac41fda6e090f5d439cc8a25d4b3198332-ol8_aarch64_baseos_latest
bpftool-4.18.0-553.151.1.el8_10.aarch64.rpm16a130dd5befc274b79daa745bdc1fac41fda6e090f5d439cc8a25d4b3198332-ol8_aarch64_u10_baseos_patch
kernel-cross-headers-4.18.0-553.151.1.el8_10.aarch64.rpm1018d5f48de3d49b80cb759e7aa7b9b26b94e4922b73afed002204d3e7bcb825-ol8_aarch64_baseos_latest
kernel-cross-headers-4.18.0-553.151.1.el8_10.aarch64.rpm1018d5f48de3d49b80cb759e7aa7b9b26b94e4922b73afed002204d3e7bcb825-ol8_aarch64_u10_baseos_patch
kernel-headers-4.18.0-553.151.1.el8_10.aarch64.rpm50f96ff1cf184ff5c9162c9d08f6f556c7702542c48f3fbb5314c14de1c11edc-ol8_aarch64_baseos_latest
kernel-headers-4.18.0-553.151.1.el8_10.aarch64.rpm50f96ff1cf184ff5c9162c9d08f6f556c7702542c48f3fbb5314c14de1c11edc-ol8_aarch64_u10_baseos_patch
kernel-tools-4.18.0-553.151.1.el8_10.aarch64.rpm1ec5727b18fceee17981879d5fde89143a2643cf8e84e9f1183aa60ff6de5225-ol8_aarch64_baseos_latest
kernel-tools-4.18.0-553.151.1.el8_10.aarch64.rpm1ec5727b18fceee17981879d5fde89143a2643cf8e84e9f1183aa60ff6de5225-ol8_aarch64_u10_baseos_patch
kernel-tools-libs-4.18.0-553.151.1.el8_10.aarch64.rpmed5caec0d82fa1b56a99bd54a89927840e80a474c67407a652d24e6f88274385-ol8_aarch64_baseos_latest
kernel-tools-libs-4.18.0-553.151.1.el8_10.aarch64.rpmed5caec0d82fa1b56a99bd54a89927840e80a474c67407a652d24e6f88274385-ol8_aarch64_u10_baseos_patch
kernel-tools-libs-devel-4.18.0-553.151.1.el8_10.aarch64.rpm78147bc278b4048a1fb79599aec60a7f89b2978b2c79b6c303d4e432f28b988c-ol8_aarch64_codeready_builder
perf-4.18.0-553.151.1.el8_10.aarch64.rpm298f3ca9a779c4cc0621395ca63d743fa1f2dc7735852edd2155bc409c389b7a-ol8_aarch64_baseos_latest
perf-4.18.0-553.151.1.el8_10.aarch64.rpm298f3ca9a779c4cc0621395ca63d743fa1f2dc7735852edd2155bc409c389b7a-ol8_aarch64_u10_baseos_patch
python3-perf-4.18.0-553.151.1.el8_10.aarch64.rpme982f5238fd61ba9a5f05f17c4533ef7e670d5e19c04a5fedc9f505f4a63f717-ol8_aarch64_baseos_latest
python3-perf-4.18.0-553.151.1.el8_10.aarch64.rpme982f5238fd61ba9a5f05f17c4533ef7e670d5e19c04a5fedc9f505f4a63f717-ol8_aarch64_u10_baseos_patch
Oracle Linux 8 (x86_64) kernel-4.18.0-553.151.1.el8_10.src.rpm200a7a0f8c43d0f382af15766a5443827cd7c5e6a224237e985ff8deae7b27c7-ol8_x86_64_baseos_latest
kernel-4.18.0-553.151.1.el8_10.src.rpm200a7a0f8c43d0f382af15766a5443827cd7c5e6a224237e985ff8deae7b27c7-ol8_x86_64_codeready_builder
kernel-4.18.0-553.151.1.el8_10.src.rpm200a7a0f8c43d0f382af15766a5443827cd7c5e6a224237e985ff8deae7b27c7-ol8_x86_64_u10_baseos_patch
bpftool-4.18.0-553.151.1.el8_10.x86_64.rpmd689c452f67153cfbe5880389cee8bf536aa380af110e786b452afbc6063252e-ol8_x86_64_baseos_latest
bpftool-4.18.0-553.151.1.el8_10.x86_64.rpmd689c452f67153cfbe5880389cee8bf536aa380af110e786b452afbc6063252e-ol8_x86_64_u10_baseos_patch
kernel-4.18.0-553.151.1.el8_10.x86_64.rpm44f1a3c530a805a81eb4dbed027258c19350f09755f0645810413a17de457a64-ol8_x86_64_baseos_latest
kernel-4.18.0-553.151.1.el8_10.x86_64.rpm44f1a3c530a805a81eb4dbed027258c19350f09755f0645810413a17de457a64-ol8_x86_64_u10_baseos_patch
kernel-abi-stablelists-4.18.0-553.151.1.el8_10.noarch.rpm940ee065b72a95e64899345bf5fa78ced2a82cfbada14e1abdcdd30611dad2d6-ol8_x86_64_baseos_latest
kernel-abi-stablelists-4.18.0-553.151.1.el8_10.noarch.rpm940ee065b72a95e64899345bf5fa78ced2a82cfbada14e1abdcdd30611dad2d6-ol8_x86_64_u10_baseos_patch
kernel-core-4.18.0-553.151.1.el8_10.x86_64.rpm99b9359a1baa007b46704b65036e50a7468eb902c560bb22f5d205ac081a37f7-ol8_x86_64_baseos_latest
kernel-core-4.18.0-553.151.1.el8_10.x86_64.rpm99b9359a1baa007b46704b65036e50a7468eb902c560bb22f5d205ac081a37f7-ol8_x86_64_u10_baseos_patch
kernel-cross-headers-4.18.0-553.151.1.el8_10.x86_64.rpma731849685b9fa5e1db17500d9abd6e7aff356f3a6967b4ca4637ce59da4f61d-ol8_x86_64_baseos_latest
kernel-cross-headers-4.18.0-553.151.1.el8_10.x86_64.rpma731849685b9fa5e1db17500d9abd6e7aff356f3a6967b4ca4637ce59da4f61d-ol8_x86_64_u10_baseos_patch
kernel-debug-4.18.0-553.151.1.el8_10.x86_64.rpmcdf7a3e176ebc539491f75c2d25f5a76b22b706f95ef66da1dc4784e91a4987e-ol8_x86_64_baseos_latest
kernel-debug-4.18.0-553.151.1.el8_10.x86_64.rpmcdf7a3e176ebc539491f75c2d25f5a76b22b706f95ef66da1dc4784e91a4987e-ol8_x86_64_u10_baseos_patch
kernel-debug-core-4.18.0-553.151.1.el8_10.x86_64.rpm5c499f4e8e340475e36c0f0c692035dd908e44866a8dd86663a7871b49261d9e-ol8_x86_64_baseos_latest
kernel-debug-core-4.18.0-553.151.1.el8_10.x86_64.rpm5c499f4e8e340475e36c0f0c692035dd908e44866a8dd86663a7871b49261d9e-ol8_x86_64_u10_baseos_patch
kernel-debug-devel-4.18.0-553.151.1.el8_10.x86_64.rpm0b6fec7dca4efa8eaaf5de31472d15efbc83b0e57097cbb56146b7c5b2dd4534-ol8_x86_64_baseos_latest
kernel-debug-devel-4.18.0-553.151.1.el8_10.x86_64.rpm0b6fec7dca4efa8eaaf5de31472d15efbc83b0e57097cbb56146b7c5b2dd4534-ol8_x86_64_u10_baseos_patch
kernel-debug-modules-4.18.0-553.151.1.el8_10.x86_64.rpm0bb5bf32e03b178c1625fe9ee8597b01a383792d910af69881c74e386392e614-ol8_x86_64_baseos_latest
kernel-debug-modules-4.18.0-553.151.1.el8_10.x86_64.rpm0bb5bf32e03b178c1625fe9ee8597b01a383792d910af69881c74e386392e614-ol8_x86_64_u10_baseos_patch
kernel-debug-modules-extra-4.18.0-553.151.1.el8_10.x86_64.rpmf2a6821f73668363b4b8e5f5e75413b5a2a0bd7457eeb4633e64c9ed2eb240b8-ol8_x86_64_baseos_latest
kernel-debug-modules-extra-4.18.0-553.151.1.el8_10.x86_64.rpmf2a6821f73668363b4b8e5f5e75413b5a2a0bd7457eeb4633e64c9ed2eb240b8-ol8_x86_64_u10_baseos_patch
kernel-devel-4.18.0-553.151.1.el8_10.x86_64.rpm5c2b5d6c96dcffc42de9c281712df1d64b9bfe07c31e307412ffc3c4b159fca6-ol8_x86_64_baseos_latest
kernel-devel-4.18.0-553.151.1.el8_10.x86_64.rpm5c2b5d6c96dcffc42de9c281712df1d64b9bfe07c31e307412ffc3c4b159fca6-ol8_x86_64_u10_baseos_patch
kernel-doc-4.18.0-553.151.1.el8_10.noarch.rpm0a47025e16e74dc14ced8cbbf076c3588a54992c7f171b7055afedf2777c542c-ol8_x86_64_baseos_latest
kernel-doc-4.18.0-553.151.1.el8_10.noarch.rpm0a47025e16e74dc14ced8cbbf076c3588a54992c7f171b7055afedf2777c542c-ol8_x86_64_u10_baseos_patch
kernel-headers-4.18.0-553.151.1.el8_10.x86_64.rpm89ba37c78c007db442760cbe862a400eefe3cd7f7fc2bb5c08852370caed16eb-ol8_x86_64_baseos_latest
kernel-headers-4.18.0-553.151.1.el8_10.x86_64.rpm89ba37c78c007db442760cbe862a400eefe3cd7f7fc2bb5c08852370caed16eb-ol8_x86_64_u10_baseos_patch
kernel-modules-4.18.0-553.151.1.el8_10.x86_64.rpmb99252f83d4f51d38d2e96fe08cd96c9a7ce35073978449d1b34fced3eccd041-ol8_x86_64_baseos_latest
kernel-modules-4.18.0-553.151.1.el8_10.x86_64.rpmb99252f83d4f51d38d2e96fe08cd96c9a7ce35073978449d1b34fced3eccd041-ol8_x86_64_u10_baseos_patch
kernel-modules-extra-4.18.0-553.151.1.el8_10.x86_64.rpm510c8474aa08fd5d3ad7bf0ed7689abdf151f536a37f01d975f941bce66036a4-ol8_x86_64_baseos_latest
kernel-modules-extra-4.18.0-553.151.1.el8_10.x86_64.rpm510c8474aa08fd5d3ad7bf0ed7689abdf151f536a37f01d975f941bce66036a4-ol8_x86_64_u10_baseos_patch
kernel-tools-4.18.0-553.151.1.el8_10.x86_64.rpmc21f78bd8ca4896e5d376c5074d435b1a9fec9ae931c934f21298c5dc0bf106d-ol8_x86_64_baseos_latest
kernel-tools-4.18.0-553.151.1.el8_10.x86_64.rpmc21f78bd8ca4896e5d376c5074d435b1a9fec9ae931c934f21298c5dc0bf106d-ol8_x86_64_u10_baseos_patch
kernel-tools-libs-4.18.0-553.151.1.el8_10.x86_64.rpm5ee786ecf0dd16e8a6f9ad1084af731a2da9484a1b7d4d22e650aa9acf757de2-ol8_x86_64_baseos_latest
kernel-tools-libs-4.18.0-553.151.1.el8_10.x86_64.rpm5ee786ecf0dd16e8a6f9ad1084af731a2da9484a1b7d4d22e650aa9acf757de2-ol8_x86_64_u10_baseos_patch
kernel-tools-libs-devel-4.18.0-553.151.1.el8_10.x86_64.rpm112e2c0eb9b500dae335087de2fd23d92f7c63bf6f8faf27d5fd893e936d2db2-ol8_x86_64_codeready_builder
perf-4.18.0-553.151.1.el8_10.x86_64.rpm41823dedf70c9cbcf337ccd6a057e09df240b17c46b13048d617a5e79ead5758-ol8_x86_64_baseos_latest
perf-4.18.0-553.151.1.el8_10.x86_64.rpm41823dedf70c9cbcf337ccd6a057e09df240b17c46b13048d617a5e79ead5758-ol8_x86_64_u10_baseos_patch
python3-perf-4.18.0-553.151.1.el8_10.x86_64.rpm3668d813b10e58e709b3d8cc4e18b024e2297ef82dc9860aea55f146c9992630-ol8_x86_64_baseos_latest
python3-perf-4.18.0-553.151.1.el8_10.x86_64.rpm3668d813b10e58e709b3d8cc4e18b024e2297ef82dc9860aea55f146c9992630-ol8_x86_64_u10_baseos_patch



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