https://cve.radiocsirt.org Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Fri, 02 Oct 2026 17:17:55 +0000 https://cve.radiocsirt.org/vuln/bdu:2023-07548 bdu:2023-07548 https://cve.radiocsirt.org/vuln/bdu:2023-07548 https://cve.radiocsirt.org/vuln/euvd-2026-233097 EUVD-2026-233097 https://cve.radiocsirt.org/vuln/euvd-2026-233097 https://cve.radiocsirt.org/vuln/fkie_cve-2022-46770 <p>qubes-mirage-firewall (aka Mirage firewall for QubesOS) 0.8.x through 0.8.3 allows guest OS users to cause a denial of service (CPU consumption and loss of forwarding) via a crafted multicast UDP packet (IP address range of 224.0.0.0 through 239.255.255.255).</p> <p>qubes-mirage-firewall (aka Mirage firewall for QubesOS) 0.8.x through 0.8.3 allows guest OS users to cause a denial of service (CPU consumption and loss of forwarding) via a crafted multicast UDP packet (IP address range of 224.0.0.0 through 239.255.255.255).</p> https://cve.radiocsirt.org/vuln/fkie_cve-2022-46770 https://cve.radiocsirt.org/vuln/ghsa-6vx5-8rxp-jw26 <p>qubes-mirage-firewall (aka Mirage firewall for QubesOS) 0.8.x through 0.8.3 allows guest OS users to cause a denial of service (CPU consumption and loss of forwarding) via a crafted multicast UDP packet (IP address range of 224.0.0.0 through 239.255.255.255).</p> <p>qubes-mirage-firewall (aka Mirage firewall for QubesOS) 0.8.x through 0.8.3 allows guest OS users to cause a denial of service (CPU consumption and loss of forwarding) via a crafted multicast UDP packet (IP address range of 224.0.0.0 through 239.255.255.255).</p> https://cve.radiocsirt.org/vuln/ghsa-6vx5-8rxp-jw26 https://cve.radiocsirt.org/vuln/gsd-2022-46770 gsd-2022-46770 https://cve.radiocsirt.org/vuln/gsd-2022-46770 https://cve.radiocsirt.org/vuln/osec-2022-01 <p><strong>Affected:</strong> opam: solo5</p> <p>## Background</p> <p>MirageOS is a library operating system using cooperative multitasking, which can be executed as a guest of the Xen hypervisor. Output on the console is performed via the Xen console protocol. Problem Description</p> <p>Since MirageOS moved from PV mode to PVH, and thus replacing Mini-OS with solo5, there was an issue in the solo5 code which failed to properly account the already written bytes on the console. This only occurs if the output to be performed does not fit in a single output buffer (2048 bytes on Xen).</p> <p>The code in question set the number of bytes written to the last written count (written = output_some(buf)), instead of increasing the written count (written += output_some(buf)).</p> <p>## Impact</p> <p>Console output may lead to an infinite loop, endlessly printing data onto the console.</p> <p>A prominent unikernel is the Qubes MirageOS firewall, which prints some input packets onto the console. This can lead to a remote denial of service vulnerability, since any client could send a malformed and sufficiently big network packet.</p> <p>## Solution</p> <p>The solution is to fix the console output code in solo5, as done in https://github.com/Solo5/solo5/pull/538/commits/099be86f0a17a619fcadbb970bb9e511d28d3cd8</p> <p>## Timeline</p> <p>- 2022-12-04: initial report by Krzysztof Burghardt https://github.com/mirage/qubes-mirage-firewall/issues/166 - 2022-12-04: investigation by Hannes Mehnert and Pierre Alain - 2022-12-05: initial fix by Pierre Alain https://github.com/Solo5/solo5/pull/538 - 2022-12…</p> <p><strong>Affected:</strong> opam: solo5</p> <p>## Background</p> <p>MirageOS is a library operating system using cooperative multitasking, which can be executed as a guest of the Xen hypervisor. Output on the console is performed via the Xen console protocol. Problem Description</p> <p>Since MirageOS moved from PV mode to PVH, and thus replacing Mini-OS with solo5, there was an issue in the solo5 code which failed to properly account the already written bytes on the console. This only occurs if the output to be performed does not fit in a single output buffer (2048 bytes on Xen).</p> <p>The code in question set the number of bytes written to the last written count (written = output_some(buf)), instead of increasing the written count (written += output_some(buf)).</p> <p>## Impact</p> <p>Console output may lead to an infinite loop, endlessly printing data onto the console.</p> <p>A prominent unikernel is the Qubes MirageOS firewall, which prints some input packets onto the console. This can lead to a remote denial of service vulnerability, since any client could send a malformed and sufficiently big network packet.</p> <p>## Solution</p> <p>The solution is to fix the console output code in solo5, as done in https://github.com/Solo5/solo5/pull/538/commits/099be86f0a17a619fcadbb970bb9e511d28d3cd8</p> <p>## Timeline</p> <p>- 2022-12-04: initial report by Krzysztof Burghardt https://github.com/mirage/qubes-mirage-firewall/issues/166 - 2022-12-04: investigation by Hannes Mehnert and Pierre Alain - 2022-12-05: initial fix by Pierre Alain https://github.com/Solo5/solo5/pull/538 - 2022-12…</p> https://cve.radiocsirt.org/vuln/osec-2022-01