SUSE CVE-2026-63952

In the Linux kernel, the following vulnerability has been resolved: memfd: deny writeable mappings when implying SEALWRITE When SEALEXEC is added, SEALWRITE is implied to make W^X. But the implied seal is set after the check that makes sure the memfd can not have any writable mappings. This means...

Linux Distros Unpatched Vulnerability : CVE-2026-63952

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - memfd: deny writeable mappings when implying SEALWRITE When SEALEXEC is added, SEALWRITE is implied to make W^X. But the implied seal is set after the check tha...

CVE-2026-63952

CVE-2026-63952 affects the Linux kernel: when SEAL_EXEC is added, SEAL_WRITE is implied to enforce W^X, but the implied seal is applied after the write-mapping check. This allows a memfd to be modified via writable mappings despite being marked as write-sealed. The fix adds the implied seals befo...

CVE-2026-63952 memfd: deny writeable mappings when implying SEAL_WRITE

In the Linux kernel, the following vulnerability has been resolved: memfd: deny writeable mappings when implying SEALWRITE When SEALEXEC is added, SEALWRITE is implied to make W^X. But the implied seal is set after the check that makes sure the memfd can not have any writable mappings. This means...

CVE-2026-63952 memfd: deny writeable mappings when implying SEAL_WRITE

In the Linux kernel, the following vulnerability has been resolved: memfd: deny writeable mappings when implying SEALWRITE When SEALEXEC is added, SEALWRITE is implied to make W^X. But the implied seal is set after the check that makes sure the memfd can not have any writable mappings. This means...

CVE-2026-63952

In the Linux kernel, the following vulnerability has been resolved: memfd: deny writeable mappings when implying SEALWRITE When SEALEXEC is added, SEALWRITE is implied to make W^X. But the implied seal is set after the check that makes sure the memfd can not have any writable mappings. This means...

PT-2026-61269

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the memfd component where the SEAL WRITE seal is implied when SEAL EXEC is added to enforce W^X Write XOR Execute, a security policy ensuring memory is either writable...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: – The faulty behavior of the mm:resolvefaultymmapregion function has been fixed. The mmapregion function is quite problematic, with a confusing control flow and numerous ways in which issues can arise. This leads to incomplete...

ALPINE-CVE-2022-26362

x86 pv: Race condition in typeref acquisition Xen maintains a type reference count for pages, in addition to a regular reference count. This scheme is used to maintain invariants required for Xen's safety, e.g. PV guests may not have direct writeable access to pagetables; updates need auditing by...