Linux Distros Unpatched Vulnerability : CVE-2026-90391

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - lib/testhmm: fail dmirrorfault when the mirrored mm is gone dmirrorfault is called from the dmirrorread and dmirrorwrite retry loops after dmirrordoread or...

DEBIAN-CVE-2026-90391

In the Linux kernel, the following vulnerability has been resolved: lib/testhmm: fail dmirrorfault when the mirrored mm is gone dmirrorfault is called from the dmirrorread and dmirrorwrite retry loops after dmirrordoread or dmirrordowrite finds a missing device page table entry. If the mirrored m...

CVE-2026-90391

In the Linux kernel, the following vulnerability has been resolved: lib/testhmm: fail dmirrorfault when the mirrored mm is gone dmirrorfault is called from the dmirrorread and dmirrorwrite retry loops after dmirrordoread or dmirrordowrite finds a missing device page table entry. If the mirrored m...

AZL-102867 CVE-2026-90391 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: lib/testhmm: fail dmirrorfault when the mirrored mm is gone dmirrorfault is called from the dmirrorread and dmirrorwrite retry loops after dmirrordoread or dmirrordowrite finds a missing device page table entry. If the mirrored m...

CVE-2026-90391 lib/test_hmm: fail dmirror_fault() when the mirrored mm is gone

In the Linux kernel, the following vulnerability has been resolved: lib/testhmm: fail dmirrorfault when the mirrored mm is gone dmirrorfault is called from the dmirrorread and dmirrorwrite retry loops after dmirrordoread or dmirrordowrite finds a missing device page table entry. If the mirrored m...

CVE-2026-90391

CVE-2026-90391 affects the Linux kernel in the lib/test_hmm component. The vulnerable function is dmirror_fault() , called from the dmirror_read() and dmirror_write() retry loops. When the mirrored memory manager (mm) has already exited, mmget_not_zero() fails, but the code incorrectly returns 0 ...

EUVD-2026-82052

In the Linux kernel, the following vulnerability has been resolved: lib/testhmm: fail dmirrorfault when the mirrored mm is gone dmirrorfault is called from the dmirrorread and dmirrorwrite retry loops after dmirrordoread or dmirrordowrite finds a missing device page table entry. If the mirrored m...

CVE-2026-90391 lib/test_hmm: fail dmirror_fault() when the mirrored mm is gone

In the Linux kernel, the following vulnerability has been resolved: lib/testhmm: fail dmirrorfault when the mirrored mm is gone dmirrorfault is called from the dmirrorread and dmirrorwrite retry loops after dmirrordoread or dmirrordowrite finds a missing device page table entry. If the mirrored m...

CVE-2026-90391: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: lib/testhmm: fail dmirrorfault when the mirrored mm is gone dmirrorfault is called from the dmirrorread and dmirrorwrite retry loops after dmirrordoread or dmirrordowrite finds a missing device page table entry. If the mirrored m...

AZL-89607 CVE-2026-46280 affecting package kernel for versions less than 6.6.141.1-1

In the Linux kernel, the following vulnerability has been resolved: lib: testhmm: evict device pages on file close to avoid use-after-free Patch series "Minor hmmtest fixes and cleanups". Two bugfixes a cleanup for the HMM kernel selftests. These were mostly reported by Zenghui Yu with special...

CVE-2026-46280: Use After Free

In the Linux kernel, the following vulnerability has been resolved: lib: testhmm: evict device pages on file close to avoid use-after-free Patch series "Minor hmmtest fixes and cleanups". Two bugfixes a cleanup for the HMM kernel selftests. These were mostly reported by Zenghui Yu with special...

kernel: lib/test_hmm.c: handle src_pfns and dst_pfns allocation failure

A flaw was found in the Linux kernel. This vulnerability, located in the lib/testhmm.c component, arises from improper handling of memory allocation failures within the dmirrordeviceevictchunk function. Specifically, if kcalloc returns null due to insufficient physical memory, dereferencing srcpf...

CVE-2024-38543

In the Linux kernel, the following vulnerability has been resolved: lib/testhmm.c: handle srcpfns and dstpfns allocation failure The kcalloc in dmirrordeviceevictchunk will return null if the physical memory has run out. As a result, if srcpfns or dstpfns is dereferenced, the null pointer...