ELSA-2026-50318

ELSA-2026-50318 - Unbreakable Enterprise kernel security update

Type:	SECURITY
Impact:	IMPORTANT
Release Date:	2026-06-15

Description

[5.15.0-321.202.5.2]
- net/tls: fix use-after-free in -EBUSY error path of tls_do_encryption (Muhammad Alifa Ramdhan) [Orabug: 39543209] {CVE-2026-31533}
- net: fix fanout UAF in packet_release() via NETDEV_UP race (Yochai Eisenrich) [Orabug: 39543208] {CVE-2026-31504}
- net: tap: NULL pointer derefence in dev_parse_header_protocol when skb->dev is null (Cezar Bulinaru) [Orabug: 39543201] {CVE-2022-50073}
- mptcp: fix slab-use-after-free in __inet_lookup_established (Jiayuan Chen) [Orabug: 39543200] {CVE-2026-31669}
- batman-adv: hold claim backbone gateways by reference (Haoze Xie) [Orabug: 39543197] {CVE-2026-31657}
- arm64: dts: pensando: drop elba penfw firmware node (Tom Saeger) [Orabug: 39543196]

Related CVEs

CVE-2022-50073

CVE-2026-31504

CVE-2026-31533

CVE-2026-31657

CVE-2026-31669

Updated Packages

Release/Architecture	Filename	sha256	Superseded By Advisory	Channel Label
Oracle Linux 8 (aarch64)	kernel-uek-5.15.0-321.202.5.2.el8uek.src.rpm	6e3fda1cfee518ebaa7ea66f76f8951cbca0535ed9cbc9689b2117ff26501448	-	ol8_aarch64_UEKR7
	bpftool-5.15.0-321.202.5.2.el8uek.aarch64.rpm	8f3c09b443c048eb862c7529ba6454543c77de1594181dbfd76546b99e47ccb9	-	ol8_aarch64_UEKR7
	kernel-uek-5.15.0-321.202.5.2.el8uek.aarch64.rpm	a366af5349c53773db67e00024f14904889a075737d3704128eb13b43ccb2a30	-	ol8_aarch64_UEKR7
	kernel-uek-container-5.15.0-321.202.5.2.el8uek.aarch64.rpm	ccaa280b6e3c72b0b13a73a0a97aca08c0dd85c88c64e8f06e12c2f4232377f6	-	ol8_aarch64_UEKR7
	kernel-uek-container-debug-5.15.0-321.202.5.2.el8uek.aarch64.rpm	f0441b4d5087b3d5a89e558d4677cc503ffd9908616d54b342b05c972bbf5e73	-	ol8_aarch64_UEKR7
	kernel-uek-core-5.15.0-321.202.5.2.el8uek.aarch64.rpm	83693e653c818b72135fd90c78d9b675fc46594e6e9d095bbb59766b71fd51a6	-	ol8_aarch64_UEKR7
	kernel-uek-debug-5.15.0-321.202.5.2.el8uek.aarch64.rpm	03c9f7ce2673369a3032a133b76aa4647654304975947f6d8ff5c28c541958f2	-	ol8_aarch64_UEKR7
	kernel-uek-debug-core-5.15.0-321.202.5.2.el8uek.aarch64.rpm	67f8fa43cd9c6ab38b057e744e9eaf2ef1d578f7444e6064a9973e503028544c	-	ol8_aarch64_UEKR7
	kernel-uek-debug-devel-5.15.0-321.202.5.2.el8uek.aarch64.rpm	b2744965d87c69c7863e9e5853aae4ad6d929e9763bdeaaea67bb1a97f3b9dc8	-	ol8_aarch64_UEKR7
	kernel-uek-debug-modules-5.15.0-321.202.5.2.el8uek.aarch64.rpm	4f0f8314777261210156d0d9f7300202737fb553c32544528b7a01c38fe8b430	-	ol8_aarch64_UEKR7
	kernel-uek-debug-modules-extra-5.15.0-321.202.5.2.el8uek.aarch64.rpm	ce7249fed26f668d3e62f5cdec29d9dbf3223d74896b64cbc110b8192cc54dfa	-	ol8_aarch64_UEKR7
	kernel-uek-devel-5.15.0-321.202.5.2.el8uek.aarch64.rpm	3e85d56b323bebc3a001503cb0bd2912789b188957a0c0d690e1738f73a10702	-	ol8_aarch64_UEKR7
	kernel-uek-doc-5.15.0-321.202.5.2.el8uek.noarch.rpm	b3fbf3cc5a3b7833847eea9388137462b1353f9135443c74b7c5b9c515850ea3	-	ol8_aarch64_UEKR7
	kernel-uek-modules-5.15.0-321.202.5.2.el8uek.aarch64.rpm	add4bfc5d61f409d585c238616fa189d6c7806406dc40d0d7924b8d02f2a2e11	-	ol8_aarch64_UEKR7
	kernel-uek-modules-extra-5.15.0-321.202.5.2.el8uek.aarch64.rpm	c73dc70d249cc324ca7cd3e3577c26a6b6d01267140fa9a7a66fbf6fb19ec8ee	-	ol8_aarch64_UEKR7
Oracle Linux 8 (x86_64)	kernel-uek-5.15.0-321.202.5.2.el8uek.src.rpm	6e3fda1cfee518ebaa7ea66f76f8951cbca0535ed9cbc9689b2117ff26501448	-	ol8_x86_64_UEKR7
	bpftool-5.15.0-321.202.5.2.el8uek.x86_64.rpm	e7ebcb3e1d2621218ed4651bdaea985f0c08dc4a076c3bbcaff76babd670d544	-	ol8_x86_64_UEKR7
	kernel-uek-5.15.0-321.202.5.2.el8uek.x86_64.rpm	7d2e7769738b0261dbb2079038ed4242f624c03c465c9a7d563721f72a9bff84	-	ol8_x86_64_UEKR7
	kernel-uek-container-5.15.0-321.202.5.2.el8uek.x86_64.rpm	d4c822d0c6e4e339a10dac12b17cf16a729545538a02f41cc44c933315a1a7bf	-	ol8_x86_64_UEKR7
	kernel-uek-container-debug-5.15.0-321.202.5.2.el8uek.x86_64.rpm	27e25a00d43833f28ee400a1834b1c6939be0bf487959ffb136e01791d3dd949	-	ol8_x86_64_UEKR7
	kernel-uek-core-5.15.0-321.202.5.2.el8uek.x86_64.rpm	0313db4b0f3ab5d668f978fa30c3ed961ac03b68160a3ad6db00a40a7a0f1dc1	-	ol8_x86_64_UEKR7
	kernel-uek-debug-5.15.0-321.202.5.2.el8uek.x86_64.rpm	b9966729c8693f9a6cbdd2cc3890846d0bc92e9a813a1affe049d5689190edf5	-	ol8_x86_64_UEKR7
	kernel-uek-debug-core-5.15.0-321.202.5.2.el8uek.x86_64.rpm	9d1d4f8cbc008c364751e8d7db9871776856392d2f409e4d437b748a9ed6d4d9	-	ol8_x86_64_UEKR7
	kernel-uek-debug-devel-5.15.0-321.202.5.2.el8uek.x86_64.rpm	ff6fc18339ddf624eb993f464b296f48bc80917e3086c1db18fe91d8a018cbd7	-	ol8_x86_64_UEKR7
	kernel-uek-debug-modules-5.15.0-321.202.5.2.el8uek.x86_64.rpm	6761670c09bb1c20662e3b6c258f5342fc6291218b293ac656ff147ec38839fe	-	ol8_x86_64_UEKR7
	kernel-uek-debug-modules-extra-5.15.0-321.202.5.2.el8uek.x86_64.rpm	e9e779d36f22fef4ca33c298438d9b604963487c0dfea7802c8e54068133c5dc	-	ol8_x86_64_UEKR7
	kernel-uek-devel-5.15.0-321.202.5.2.el8uek.x86_64.rpm	5792c57d8d19d0dcf46aa877dad719c708603c5c9377a01cc173da6b17fe742f	-	ol8_x86_64_UEKR7
	kernel-uek-doc-5.15.0-321.202.5.2.el8uek.noarch.rpm	b3fbf3cc5a3b7833847eea9388137462b1353f9135443c74b7c5b9c515850ea3	-	ol8_x86_64_UEKR7
	kernel-uek-modules-5.15.0-321.202.5.2.el8uek.x86_64.rpm	88e1c115fef403bf79fc9f29f00e3f5d30e7a76522b7677bd1faa4bef0db9494	-	ol8_x86_64_UEKR7
	kernel-uek-modules-extra-5.15.0-321.202.5.2.el8uek.x86_64.rpm	503b51d6469201f44f98cad16e01ee536d1f39f96760440a6583849d7e4c5670	-	ol8_x86_64_UEKR7
Oracle Linux 9 (aarch64)	kernel-uek-5.15.0-321.202.5.2.el9uek.src.rpm	24e8f054ca246c1bb9d93b8abafdfa8cf2ca4b7dbe6f49eb08f59afaa0afa383	-	ol9_aarch64_baseos_latest
	kernel-uek-5.15.0-321.202.5.2.el9uek.src.rpm	24e8f054ca246c1bb9d93b8abafdfa8cf2ca4b7dbe6f49eb08f59afaa0afa383	-	ol9_aarch64_u7_baseos_patch
	bpftool-5.15.0-321.202.5.2.el9uek.aarch64.rpm	52b892d3fe3bcacf91025ccafe4a2f4a457561fa6ce89cc8fb1318125b427da0	-	ol9_aarch64_baseos_latest
	bpftool-5.15.0-321.202.5.2.el9uek.aarch64.rpm	52b892d3fe3bcacf91025ccafe4a2f4a457561fa6ce89cc8fb1318125b427da0	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-5.15.0-321.202.5.2.el9uek.aarch64.rpm	2972470abae605d2ea706d9922b9a15b87bffc869d0e8f9357b7df6399068425	-	ol9_aarch64_baseos_latest
	kernel-uek-5.15.0-321.202.5.2.el9uek.aarch64.rpm	2972470abae605d2ea706d9922b9a15b87bffc869d0e8f9357b7df6399068425	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-container-5.15.0-321.202.5.2.el9uek.aarch64.rpm	725bb222767582413fc823536d722e0d314a5f369b826951166315e01516b0a4	-	ol9_aarch64_baseos_latest
	kernel-uek-container-5.15.0-321.202.5.2.el9uek.aarch64.rpm	725bb222767582413fc823536d722e0d314a5f369b826951166315e01516b0a4	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-container-debug-5.15.0-321.202.5.2.el9uek.aarch64.rpm	7d475a00b1f0236cf66a33b09770f5a13c9cef0686fc4d99725dc3f39dc80416	-	ol9_aarch64_baseos_latest
	kernel-uek-container-debug-5.15.0-321.202.5.2.el9uek.aarch64.rpm	7d475a00b1f0236cf66a33b09770f5a13c9cef0686fc4d99725dc3f39dc80416	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-core-5.15.0-321.202.5.2.el9uek.aarch64.rpm	11fc528cb28390f143517d43db313c7975b1afc1aa3392be36c40d537d95fb97	-	ol9_aarch64_baseos_latest
	kernel-uek-core-5.15.0-321.202.5.2.el9uek.aarch64.rpm	11fc528cb28390f143517d43db313c7975b1afc1aa3392be36c40d537d95fb97	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-debug-5.15.0-321.202.5.2.el9uek.aarch64.rpm	f52e2c055109ed8683caa0ae496702e2edb2189700792d2f96379872fba4f69e	-	ol9_aarch64_baseos_latest
	kernel-uek-debug-5.15.0-321.202.5.2.el9uek.aarch64.rpm	f52e2c055109ed8683caa0ae496702e2edb2189700792d2f96379872fba4f69e	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-debug-core-5.15.0-321.202.5.2.el9uek.aarch64.rpm	fc617df1eb3c854edf69d751d8b0d33f24f6dba348b61499811de16a5dce5fbf	-	ol9_aarch64_baseos_latest
	kernel-uek-debug-core-5.15.0-321.202.5.2.el9uek.aarch64.rpm	fc617df1eb3c854edf69d751d8b0d33f24f6dba348b61499811de16a5dce5fbf	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-debug-devel-5.15.0-321.202.5.2.el9uek.aarch64.rpm	be608e4d1333815d76f0555899ce04df9b4eac5dafd5686940f3d6adfe7f8d94	-	ol9_aarch64_baseos_latest
	kernel-uek-debug-devel-5.15.0-321.202.5.2.el9uek.aarch64.rpm	be608e4d1333815d76f0555899ce04df9b4eac5dafd5686940f3d6adfe7f8d94	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-debug-modules-5.15.0-321.202.5.2.el9uek.aarch64.rpm	a0668b2f89e7b1640333f8bdb127ab1df996cf4e8529d23fd156e4045af2ccf3	-	ol9_aarch64_baseos_latest
	kernel-uek-debug-modules-5.15.0-321.202.5.2.el9uek.aarch64.rpm	a0668b2f89e7b1640333f8bdb127ab1df996cf4e8529d23fd156e4045af2ccf3	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-debug-modules-extra-5.15.0-321.202.5.2.el9uek.aarch64.rpm	dbff4a7d09e79dba75aaccb849e95bf0c8d438e6572c941b306bb0845ce57303	-	ol9_aarch64_baseos_latest
	kernel-uek-debug-modules-extra-5.15.0-321.202.5.2.el9uek.aarch64.rpm	dbff4a7d09e79dba75aaccb849e95bf0c8d438e6572c941b306bb0845ce57303	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-devel-5.15.0-321.202.5.2.el9uek.aarch64.rpm	3c895937bf65426752cae49b48b733b2610494ebab6dcef17214e64d8a5c9110	-	ol9_aarch64_baseos_latest
	kernel-uek-devel-5.15.0-321.202.5.2.el9uek.aarch64.rpm	3c895937bf65426752cae49b48b733b2610494ebab6dcef17214e64d8a5c9110	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-doc-5.15.0-321.202.5.2.el9uek.noarch.rpm	24390ab94ea2b6d66169a66fbfeb833000b91145b3c8c672d97f256434301bbf	-	ol9_aarch64_baseos_latest
	kernel-uek-doc-5.15.0-321.202.5.2.el9uek.noarch.rpm	24390ab94ea2b6d66169a66fbfeb833000b91145b3c8c672d97f256434301bbf	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-modules-5.15.0-321.202.5.2.el9uek.aarch64.rpm	e99152f8c97a70c601dc2cc703b4da63390a0959175c47f0413af20f5cbd7db8	-	ol9_aarch64_baseos_latest
	kernel-uek-modules-5.15.0-321.202.5.2.el9uek.aarch64.rpm	e99152f8c97a70c601dc2cc703b4da63390a0959175c47f0413af20f5cbd7db8	-	ol9_aarch64_u7_baseos_patch
	kernel-uek-modules-extra-5.15.0-321.202.5.2.el9uek.aarch64.rpm	14f862f098ae74823a9c69aa1fa0174f552d030a54a4175780385fd10bac7b8e	-	ol9_aarch64_baseos_latest
	kernel-uek-modules-extra-5.15.0-321.202.5.2.el9uek.aarch64.rpm	14f862f098ae74823a9c69aa1fa0174f552d030a54a4175780385fd10bac7b8e	-	ol9_aarch64_u7_baseos_patch
	kernel-uek64k-5.15.0-321.202.5.2.el9uek.aarch64.rpm	1abc8783f5fa94618af2276156eda573f7d026ea4d74f52ca165f689b2bfc045	-	ol9_aarch64_baseos_latest
	kernel-uek64k-5.15.0-321.202.5.2.el9uek.aarch64.rpm	1abc8783f5fa94618af2276156eda573f7d026ea4d74f52ca165f689b2bfc045	-	ol9_aarch64_u7_baseos_patch
	kernel-uek64k-core-5.15.0-321.202.5.2.el9uek.aarch64.rpm	ed37b7407ae9bb657b525559717670998518ec4c1ffe8ea681c4be5294bd8cb6	-	ol9_aarch64_baseos_latest
	kernel-uek64k-core-5.15.0-321.202.5.2.el9uek.aarch64.rpm	ed37b7407ae9bb657b525559717670998518ec4c1ffe8ea681c4be5294bd8cb6	-	ol9_aarch64_u7_baseos_patch
	kernel-uek64k-devel-5.15.0-321.202.5.2.el9uek.aarch64.rpm	b83f25e293ff028a14b9d31f72e18e12cf58e4b2b6b8e132406b71b5c30c069f	-	ol9_aarch64_baseos_latest
	kernel-uek64k-devel-5.15.0-321.202.5.2.el9uek.aarch64.rpm	b83f25e293ff028a14b9d31f72e18e12cf58e4b2b6b8e132406b71b5c30c069f	-	ol9_aarch64_u7_baseos_patch
	kernel-uek64k-modules-5.15.0-321.202.5.2.el9uek.aarch64.rpm	ede09b243a7ab179bd147edd3131c44321b55b2c8d4c9b03a344b62fbf0118b5	-	ol9_aarch64_baseos_latest
	kernel-uek64k-modules-5.15.0-321.202.5.2.el9uek.aarch64.rpm	ede09b243a7ab179bd147edd3131c44321b55b2c8d4c9b03a344b62fbf0118b5	-	ol9_aarch64_u7_baseos_patch
	kernel-uek64k-modules-extra-5.15.0-321.202.5.2.el9uek.aarch64.rpm	bce08dd49a814e07974ce824a5146a95d916668bc0313d8d3046a1ecfbfc9cba	-	ol9_aarch64_baseos_latest
	kernel-uek64k-modules-extra-5.15.0-321.202.5.2.el9uek.aarch64.rpm	bce08dd49a814e07974ce824a5146a95d916668bc0313d8d3046a1ecfbfc9cba	-	ol9_aarch64_u7_baseos_patch
Oracle Linux 9 (x86_64)	kernel-uek-5.15.0-321.202.5.2.el9uek.src.rpm	24e8f054ca246c1bb9d93b8abafdfa8cf2ca4b7dbe6f49eb08f59afaa0afa383	-	ol9_x86_64_UEKR7
	bpftool-5.15.0-321.202.5.2.el9uek.x86_64.rpm	2be17769a1166aa36dd158636b91a4852476ede88885fdfb37a4820d69c7c354	-	ol9_x86_64_UEKR7
	kernel-uek-5.15.0-321.202.5.2.el9uek.x86_64.rpm	136a6dd92448f7e2ed1898ffb2a9ac8460119cdc76a3b8a1ccb6e15663e78d6c	-	ol9_x86_64_UEKR7
	kernel-uek-container-5.15.0-321.202.5.2.el9uek.x86_64.rpm	fd715107d97e08adec69e87e7967c7b50b51eaf40f1dcbdcbe3dbf307aa26412	-	ol9_x86_64_UEKR7
	kernel-uek-container-debug-5.15.0-321.202.5.2.el9uek.x86_64.rpm	97abdf01c7f1b8b742b882c7a2f8b9cd69d26f2afc09b065c5aebbcb5064b03e	-	ol9_x86_64_UEKR7
	kernel-uek-core-5.15.0-321.202.5.2.el9uek.x86_64.rpm	9dd40b63cd4e27015d44b589f381edbf030110575fd837cb156fe796c36c0a88	-	ol9_x86_64_UEKR7
	kernel-uek-debug-5.15.0-321.202.5.2.el9uek.x86_64.rpm	4a00e3d225e53fc5375c291a7691cbeea97de11b96e8329aea66212b7813baf6	-	ol9_x86_64_UEKR7
	kernel-uek-debug-core-5.15.0-321.202.5.2.el9uek.x86_64.rpm	83413b6469a4982e47956a383094038eb7b319bd0f129b0bf5931c2fcade74b6	-	ol9_x86_64_UEKR7
	kernel-uek-debug-devel-5.15.0-321.202.5.2.el9uek.x86_64.rpm	d0192e63cb255b1c2d188ee45f5f3ec7e2c8388c9a86fea35c1ec432fc63f571	-	ol9_x86_64_UEKR7
	kernel-uek-debug-modules-5.15.0-321.202.5.2.el9uek.x86_64.rpm	835f0f599faf151a1541d87f1e48d2c39facacfae76853b4fe8707a6c303c0ae	-	ol9_x86_64_UEKR7
	kernel-uek-debug-modules-extra-5.15.0-321.202.5.2.el9uek.x86_64.rpm	20bc675497feefcb6d994a0f9930093c0cd15cedd0604346008229ac2321f064	-	ol9_x86_64_UEKR7
	kernel-uek-devel-5.15.0-321.202.5.2.el9uek.x86_64.rpm	92b30f570b4e394babe24af31934879f9f66ba0d20cdf24942aef604f5e0e9de	-	ol9_x86_64_UEKR7
	kernel-uek-doc-5.15.0-321.202.5.2.el9uek.noarch.rpm	24390ab94ea2b6d66169a66fbfeb833000b91145b3c8c672d97f256434301bbf	-	ol9_x86_64_UEKR7
	kernel-uek-modules-5.15.0-321.202.5.2.el9uek.x86_64.rpm	02fcb379b6b98de2e0a7052d09a8a5dcc23832396d72c36fb9d3ebd02c80e9f2	-	ol9_x86_64_UEKR7
	kernel-uek-modules-extra-5.15.0-321.202.5.2.el9uek.x86_64.rpm	df2a162862797354f8bbe8c331302f26d851aab991ffa2a5a25e6674a9b1fd1b	-	ol9_x86_64_UEKR7

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