kernel: net: skbuff: propagate shared-frag marker through frag-transfer helpers

A flaw was found in the Linux kernel's networking skbuff component. When skbtrycoalesce attaches paged fragments, it can lose the SKBFLSHAREDFRAG marker. This can lead to the Encapsulating Security Payload ESP input decrypting data in place over page-cache backed fragments, potentially resulting ...

TencentOS Server 3: kernel (TSSA-2026:0419)

"The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0419 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilitie...

kernel: net: skbuff: propagate shared-frag marker through frag-transfer helpers

A flaw was found in the Linux kernel's networking skbuff component. When skbtrycoalesce attaches paged fragments, it can lose the SKBFLSHAREDFRAG marker. This can lead to the Encapsulating Security Payload ESP input decrypting data in place over page-cache backed fragments, potentially resulting ...

kernel: net: skbuff: propagate shared-frag marker through frag-transfer helpers

A flaw was found in the Linux kernel's networking skbuff component. When skbtrycoalesce attaches paged fragments, it can lose the SKBFLSHAREDFRAG marker. This can lead to the Encapsulating Security Payload ESP input decrypting data in place over page-cache backed fragments, potentially resulting ...

Unbreakable Enterprise kernel security update

5.15.0-321.202.5 - Revert 'ip6tunnel: Fix usage of skbvlaninetprepare' Harshit Mogalapalli Orabug: 39476647 - smb: client: reject userspace cifs.spnego descriptions Asim Viladi Oglu Manizada Orabug: 39463672 5.15.0-321.202.4 - tun: free page on buildskb failure in tunxdpone Weiming Shi Orabug:...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: net: skbuff: The SKBFLSHAREDFRAG bit was not properly propagated through frag-transfer helpers. Two frag-transfer helpers pskbcopyfclone and skbshift fail to propagate the SKBFLSHAREDFRAG bit in skbshinfo-flags when moving fra...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: Preserve the shared-frag marker during coalescing The skbtrycoalesce function can attach paged fragments from @from to @to. If @from has the SKBFLSHAREDFRAG flag set, the resulting @to skb may contain the same...

TencentOS Server 4: kernel (TSSA-2026:0409)

"The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0409 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilitie...

Unbreakable Enterprise kernel security update

6.12.0-203.76.7.1 - smb: client: reject userspace cifs.spnego descriptions Asim Viladi Oglu Manizada Orabug: 39474418 6.12.0-203.76.7 - tun: free page on buildskb failure in tunxdpone Weiming Shi Orabug: 39456024 - tap: free page on error paths in tapgetuserxdp Weiming Shi Orabug: 39456024 - tun:...

Oracle Linux 8 : kernel (ELSA-2026-19666)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-19666 advisory. - net: skbuff: propagate shared-frag marker through frag-transfer helpers Sabrina Dubroca RHEL-176090 CVE-2026-46300 - net: skbuff: preserve shared-fr...

MiracleLinux 8 : kernel-4.18.0-553.125.1.el8_10 (AXBA:2026-723:38)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXBA:2026-723:38 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skbtrycoalesce can...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2026-50288)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-50288 advisory. - net: skbuff: propagate shared-frag marker through frag-transfer helpers Hyunwoo Kim Orabug: 39420568 CVE-2026-46300 Tenable has extracted the preceding...

Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50286)

The remote Oracle Linux 10 / 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-50286 advisory. - net: skbuff: propagate shared-frag marker through frag-transfer helpers Hyunwoo Kim Orabug: 39420559 CVE-2026-46300 Tenable has extracted the preceding...

Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50287)

The remote Oracle Linux 8 / 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-50287 advisory. - net: skbuff: propagate shared-frag marker through frag-transfer helpers Hyunwoo Kim Orabug: 39420565 CVE-2026-46300 Tenable has extracted the preceding...

kernel: net: skbuff: propagate shared-frag marker through frag-transfer helpers

A flaw was found in the Linux kernel's networking skbuff component. When skbtrycoalesce attaches paged fragments, it can lose the SKBFLSHAREDFRAG marker. This can lead to the Encapsulating Security Payload ESP input decrypting data in place over page-cache backed fragments, potentially resulting ...

Important: kernel-livepatch-6.18.8-9.213

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy CVE-2026-46300 Affected Packages: kernel-livepatch-6.18.8-9.213 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.18.25-55.108

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy CVE-2026-46300 Affected Packages: kernel-livepatch-6.18.25-55.108 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.1.163-186.299

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy CVE-2026-46300 Affected Packages: kernel-livepatch-6.1.163-186.299 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.1.168-202.320

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy CVE-2026-46300 Affected Packages: kernel-livepatch-6.1.168-202.320 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.1.170-210.320

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy CVE-2026-46300 Affected Packages: kernel-livepatch-6.1.170-210.320 Issue Correction: Please ensure you have live patching enabled. Run dnf update...