It was discovered that LibVNCServer incorrectly handled decompressing data. An attacker could possibly use this issue to cause LibVNCServer to crash, resulting in a denial of service. (CVE-2019-15680)
It was discovered that an information disclosure vulnerability existed in LibVNCServer when sending a ServerCutText message. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 19.10, Ubuntu 18.04 LTS, and Ubuntu 16.04 LTS. (CVE-2019-15681)
It was discovered that LibVNCServer incorrectly handled cursor shape updates. If a user were tricked in to connecting to a malicious server, an attacker could possibly use this issue to cause LibVNCServer to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 19.10, Ubuntu 18.04 LTS, and Ubuntu 16.04 LTS. (CVE-2019-15690, CVE-2019-20788)
It was discovered that LibVNCServer incorrectly handled decoding WebSocket frames. An attacker could possibly use this issue to cause LibVNCServer to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 19.10, Ubuntu 18.04 LTS, and Ubuntu 16.04 LTS. (CVE-2017-18922)
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{ "binaries": [ { "binary_name": "libvncclient1", "binary_version": "0.9.11+dfsg-1ubuntu1.2" }, { "binary_name": "libvncclient1-dbg", "binary_version": "0.9.11+dfsg-1ubuntu1.2" }, { "binary_name": "libvncserver-config", "binary_version": "0.9.11+dfsg-1ubuntu1.2" }, { "binary_name": "libvncserver-dev", "binary_version": "0.9.11+dfsg-1ubuntu1.2" }, { "binary_name": "libvncserver1", "binary_version": "0.9.11+dfsg-1ubuntu1.2" }, { "binary_name": "libvncserver1-dbg", "binary_version": "0.9.11+dfsg-1ubuntu1.2" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_name": "libvncclient1", "binary_version": "0.9.12+dfsg-9ubuntu0.1" }, { "binary_name": "libvncclient1-dbgsym", "binary_version": "0.9.12+dfsg-9ubuntu0.1" }, { "binary_name": "libvncserver-dev", "binary_version": "0.9.12+dfsg-9ubuntu0.1" }, { "binary_name": "libvncserver1", "binary_version": "0.9.12+dfsg-9ubuntu0.1" }, { "binary_name": "libvncserver1-dbgsym", "binary_version": "0.9.12+dfsg-9ubuntu0.1" } ], "availability": "No subscription required" }