https://cve.radiocsirt.org Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Sat, 03 Oct 2026 02:35:32 +0000 https://cve.radiocsirt.org/vuln/bdu:2025-06051 bdu:2025-06051 https://cve.radiocsirt.org/vuln/bdu:2025-06051 https://cve.radiocsirt.org/vuln/certfr-2025-avi-1057 certfr-2025-avi-1057 https://cve.radiocsirt.org/vuln/certfr-2025-avi-1057 https://cve.radiocsirt.org/vuln/euvd-2026-310325 EUVD-2026-310325 https://cve.radiocsirt.org/vuln/euvd-2026-310325 https://cve.radiocsirt.org/vuln/fkie_cve-2022-49077 <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0)</p> <p>If an mremap() syscall with old_size=0 ends up in move_page_tables(), it will call invalidate_range_start()/invalidate_range_end() unnecessarily, i.e. with an empty range.</p> <p>This causes a WARN in KVM&#39;s mmu_notifier. In the past, empty ranges have been diagnosed to be off-by-one bugs, hence the WARNing. Given the low (so far) number of unique reports, the benefits of detecting more buggy callers seem to outweigh the cost of having to fix cases such as this one, where userspace is doing something silly. In this particular case, an early return from move_page_tables() is enough to fix the issue.</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0)</p> <p>If an mremap() syscall with old_size=0 ends up in move_page_tables(), it will call invalidate_range_start()/invalidate_range_end() unnecessarily, i.e. with an empty range.</p> <p>This causes a WARN in KVM&#39;s mmu_notifier. In the past, empty ranges have been diagnosed to be off-by-one bugs, hence the WARNing. Given the low (so far) number of unique reports, the benefits of detecting more buggy callers seem to outweigh the cost of having to fix cases such as this one, where userspace is doing something silly. In this particular case, an early return from move_page_tables() is enough to fix the issue.</p> https://cve.radiocsirt.org/vuln/fkie_cve-2022-49077 https://cve.radiocsirt.org/vuln/ghsa-qx25-m2gm-9qrc <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0)</p> <p>If an mremap() syscall with old_size=0 ends up in move_page_tables(), it will call invalidate_range_start()/invalidate_range_end() unnecessarily, i.e. with an empty range.</p> <p>This causes a WARN in KVM&#39;s mmu_notifier. In the past, empty ranges have been diagnosed to be off-by-one bugs, hence the WARNing. Given the low (so far) number of unique reports, the benefits of detecting more buggy callers seem to outweigh the cost of having to fix cases such as this one, where userspace is doing something silly. In this particular case, an early return from move_page_tables() is enough to fix the issue.</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0)</p> <p>If an mremap() syscall with old_size=0 ends up in move_page_tables(), it will call invalidate_range_start()/invalidate_range_end() unnecessarily, i.e. with an empty range.</p> <p>This causes a WARN in KVM&#39;s mmu_notifier. In the past, empty ranges have been diagnosed to be off-by-one bugs, hence the WARNing. Given the low (so far) number of unique reports, the benefits of detecting more buggy callers seem to outweigh the cost of having to fix cases such as this one, where userspace is doing something silly. In this particular case, an early return from move_page_tables() is enough to fix the issue.</p> https://cve.radiocsirt.org/vuln/ghsa-qx25-m2gm-9qrc https://cve.radiocsirt.org/vuln/ubuntu-cve-2022-49077 <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: linux-azure, Ubuntu:Pro:14.04:LTS: linux, Ubuntu:Pro:14.04:LTS: linux-aws, Ubuntu:Pro:14.04:LTS: linux-lts-xenial, Ubuntu:Pro:16.04:LTS: linux-aws-hwe, Ubuntu:Pro:16.04:LTS: linux-azure, Ubuntu:Pro:16.04:LTS: linux-gcp, Ubuntu:Pro:16.04:LTS: linux-hwe, Ubuntu:Pro:16.04:LTS: linux-oracle, Ubuntu:Pro:16.04:LTS: linux and 137 more</p> <p>In the Linux kernel, the following vulnerability has been resolved: mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0) If an mremap() syscall with old_size=0 ends up in move_page_tables(), it will call invalidate_range_start()/invalidate_range_end() unnecessarily, i.e. with an empty range. This causes a WARN in KVM&#39;s mmu_notifier. In the past, empty ranges have been diagnosed to be off-by-one bugs, hence the WARNing. Given the low (so far) number of unique reports, the benefits of detecting more buggy callers seem to outweigh the cost of having to fix cases such as this one, where userspace is doing something silly. In this particular case, an early return from move_page_tables() is enough to fix the issue.</p> <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: linux-azure, Ubuntu:Pro:14.04:LTS: linux, Ubuntu:Pro:14.04:LTS: linux-aws, Ubuntu:Pro:14.04:LTS: linux-lts-xenial, Ubuntu:Pro:16.04:LTS: linux-aws-hwe, Ubuntu:Pro:16.04:LTS: linux-azure, Ubuntu:Pro:16.04:LTS: linux-gcp, Ubuntu:Pro:16.04:LTS: linux-hwe, Ubuntu:Pro:16.04:LTS: linux-oracle, Ubuntu:Pro:16.04:LTS: linux and 137 more</p> <p>In the Linux kernel, the following vulnerability has been resolved: mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0) If an mremap() syscall with old_size=0 ends up in move_page_tables(), it will call invalidate_range_start()/invalidate_range_end() unnecessarily, i.e. with an empty range. This causes a WARN in KVM&#39;s mmu_notifier. In the past, empty ranges have been diagnosed to be off-by-one bugs, hence the WARNing. Given the low (so far) number of unique reports, the benefits of detecting more buggy callers seem to outweigh the cost of having to fix cases such as this one, where userspace is doing something silly. In this particular case, an early return from move_page_tables() is enough to fix the issue.</p> https://cve.radiocsirt.org/vuln/ubuntu-cve-2022-49077