Linux Distros Unpatched Vulnerability : CVE-2026-80638

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to ...

UBUNTU-CVE-2026-80639

In the Linux kernel, the following vulnerability has been resolved: cxl/test: Fix fortifypanic Fix a runtime assertion in setupxormapping. Fortify complains that it is potentially overflowing the xormaps array per countedbynrmaps. Quiet the false positive by initializing @nrmaps earlier. memcpy:...

Linux Distros Unpatched Vulnerability : CVE-2026-80640

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cxl/fwctl: Fix fortifypanic Fix a runtime assertion in cxlctlgetsupportedfeatures. Fortify complains that it is potentially overflowing the entries array per...

UBUNTU-CVE-2026-80640

In the Linux kernel, the following vulnerability has been resolved: cxl/fwctl: Fix fortifypanic Fix a runtime assertion in cxlctlgetsupportedfeatures. Fortify complains that it is potentially overflowing the entries array per countedbylenumentries. Quiet the false positive by initializing...

UBUNTU-CVE-2026-80638

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

CVE-2026-80638

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

CVE-2026-80639

In the Linux kernel, the following vulnerability has been resolved: cxl/test: Fix fortifypanic Fix a runtime assertion in setupxormapping. Fortify complains that it is potentially overflowing the xormaps array per countedbynrmaps. Quiet the false positive by initializing @nrmaps earlier. memcpy:...

CVE-2026-80639 cxl/test: Fix __fortify_panic

In the Linux kernel, the following vulnerability has been resolved: cxl/test: Fix fortifypanic Fix a runtime assertion in setupxormapping. Fortify complains that it is potentially overflowing the xormaps array per countedbynrmaps. Quiet the false positive by initializing @nrmaps earlier. memcpy:...

CVE-2026-80639

CVE-2026-80639 affects the Linux kernel 's cxl/test module (loaded as cxl_translate). The issue is in setup_xor_mapping(), where the Fortify overflow detector reported a potential 32-byte write to a zero-size buffer for the xormaps array, due to the __counted_by(nr_maps) annotation seeing nr_maps...

EUVD-2026-67516

In the Linux kernel, the following vulnerability has been resolved: cxl/fwctl: Fix fortifypanic Fix a runtime assertion in cxlctlgetsupportedfeatures. Fortify complains that it is potentially overflowing the entries array per countedbylenumentries. Quiet the false positive by initializing...

CVE-2026-80638

CVE-2026-80638 is an out-of-bounds write in the Linux kernel's ocfs2 filesystem module, specifically in ocfs2_remove_refcount_extent(). When the last leaf block is removed from a refcount tree, a bulk memset on &rb->rf_records executes while rl_count is 0 (since rf_list.l_tree_depth aliases rf...

CVE-2026-80638 ocfs2: fix out-of-bounds write in ocfs2_remove_refcount_extent

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

CVE-2026-80638 ocfs2: fix out-of-bounds write in ocfs2_remove_refcount_extent

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

EUVD-2026-67514

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix out-of-bounds write in ocfs2removerefcountextent BUG Unlinking a refcounted file whose refcount tree has leaf blocks triggers a fortify panic due to an out-of-bounds write. CAUSE When the last leaf block is removed fro...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Use memcpy for BIOS version The strlcat function with FORTIFY support triggers a panic because it assumes that the target buffer will overflow, even though the correct target buffer size is provided. In any case,...

CVE-2026-46149

In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then will memcpy curlen bytes from that buffer. snprintf returns the length...

CVE-2026-46149

In the Linux kernel, the following vulnerability has been resolved: scsi: target: configfs: Bound snprintf return in tgptgpmembersshow targettgptgpmembersshow formats LUN paths with snprintf into a 256-byte stack buffer, then will memcpy curlen bytes from that buffer. snprintf returns the length...

CVE-2026-46149

Summary: CVE-2026-46149 affects the Linux kernel SCSI target subsystem, specifically the configfs path in tg_pt_gp_members_show(). The function formats LUN paths with snprintf() into a 256-byte stack buffer and then copies cur_len bytes via memcpy(), but snprintf() may return a length that exceed...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-010904)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010904 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Use memcpy for BIOS version The strlcat with FORTIFY support is triggering a panic...

kernel: scsi: lpfc: Use memcpy() for BIOS version

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Use memcpy for BIOS version The strlcat with FORTIFY support is triggering a panic because it thinks the target buffer will overflow although the correct target buffer size is passed in. Anyway, instead of memset with...