Oracle alert ELSA-2026-50253 (kernel)

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[El-errata] ELSA-2026-50253 Important: Oracle Linux 8 Unbreakable Enterprise kernel security update: Copy Fail
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Mon, 04 May 2026 10:58:17 -0700
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<mailman.107.1777917511.33.el-errata@oss.oracle.com>
Oracle Linux Security Advisory ELSA-2026-50253

http://linux.oracle.com/errata/ELSA-2026-50253.html

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

x86_64:
bpftool-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-core-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-debug-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-debug-core-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-debug-devel-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-debug-modules-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-debug-modules-extra-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-devel-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-doc-5.15.0-319.201.4.4.el8uek.noarch.rpm
kernel-uek-modules-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-modules-extra-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-container-5.15.0-319.201.4.4.el8uek.x86_64.rpm
kernel-uek-container-debug-5.15.0-319.201.4.4.el8uek.x86_64.rpm

aarch64:
bpftool-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-core-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-debug-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-debug-core-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-debug-devel-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-debug-modules-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-debug-modules-extra-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-devel-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-doc-5.15.0-319.201.4.4.el8uek.noarch.rpm
kernel-uek-modules-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-modules-extra-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-container-5.15.0-319.201.4.4.el8uek.aarch64.rpm
kernel-uek-container-debug-5.15.0-319.201.4.4.el8uek.aarch64.rpm


SRPMS:
http://oss.oracle.com/ol8/SRPMS-updates/kernel-uek-5.15.0...

Related CVEs:

CVE-2026-31431




Description of changes:

[5.15.0-319.201.4.4]
- crypto: algif_aead - Fix minimum RX size check for decryption (Herbert Xu)  [Orabug: 39291961]
- crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl (Herbert Xu)  [Orabug:
39291961]
- crypto: authencesn - Fix src offset when decrypting in-place (Herbert Xu)  [Orabug: 39291961]
- crypto: authencesn - Do not place hiseq at end of dst for out-of-place decryption (Herbert Xu)
[Orabug: 39291961]
- crypto: authenc - use memcpy_sglist() instead of null skcipher (Eric Biggers)  [Orabug:
39291961]
- crypto: algif_aead - snapshot IV for async AEAD requests (Douya Le)  [Orabug: 39291961]
- crypto: algif_aead - Revert to operating out-of-place (Herbert Xu)  [Orabug: 39291961]
{CVE-2026-31431}
- crypto: algif_aead - use memcpy_sglist() instead of null skcipher (Eric Biggers)  [Orabug:
39291961]
- crypto: scatterwalk - Backport memcpy_sglist() (Eric Biggers)  [Orabug: 39291961]
- uek-rpm: Enable FWCTL for aarch64 (Dave Kleikamp)  [Orabug: 39291938]


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