# libvncserver1 0.9.11+dfsg-1ubuntu1.1: libvncserver1 0.9.11+dfsg-1ubuntu1.1 for Ubuntu 18.04.6 LTS (bionic)

libvncserver1 0.9.11+dfsg-1ubuntu1.1, released January 29, 2019, fixes 12 CVEs in libvncserver1. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/ubuntu-bionic-libvncserver1-0.9.11-dfsg-1ubuntu1.1
- Platform: Linux
- Released: Jan 29, 2019
- Priority: Routine (Closes 12 CVEs, none high severity)
- CVEs: 12, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [libvncserver1](https://patchblox.com/security/data/product/linux/libvncserver1.md) | Ubuntu 18.04.6 LTS (bionic) | 0.9.11+dfsg-1ubuntu1.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2018-6307](https://patchblox.com/security/data/cve/CVE-2018-6307.md) | Routine | libvncclient1: LibVNC before commit ca2a5ac02fbbadd0a21fabba779c1ea69173d10b contains heap use-after-free vulnerability in server co... | n/a | 0.2654 |  |
| [CVE-2018-15127](https://patchblox.com/security/data/cve/CVE-2018-15127.md) | Routine | italc-client: LibVNC before commit 502821828ed00b4a2c4bef90683d0fd88ce495de contains heap out-of-bound write vulnerability in serve... | n/a | 0.1509 |  |
| [CVE-2018-15126](https://patchblox.com/security/data/cve/CVE-2018-15126.md) | Routine | libvncclient1: LibVNC before commit 73cb96fec028a576a5a24417b57723b55854ad7b contains heap use-after-free vulnerability in server co... | n/a | 0.1181 |  |
| [CVE-2018-20019](https://patchblox.com/security/data/cve/CVE-2018-20019.md) | Routine | libitalccore: LibVNC before commit a83439b9fbe0f03c48eb94ed05729cb016f8b72f contains multiple heap out-of-bound write vulnerabiliti... | n/a | 0.0965 |  |
| [CVE-2018-20020](https://patchblox.com/security/data/cve/CVE-2018-20020.md) | Routine | italc-client: LibVNC before commit 7b1ef0ffc4815cab9a96c7278394152bdc89dc4d contains heap out-of-bound write vulnerability inside s... | n/a | 0.0879 |  |
| [CVE-2018-20021](https://patchblox.com/security/data/cve/CVE-2018-20021.md) | Routine | italc-client: LibVNC before commit c3115350eb8bb635d0fdb4dbbb0d0541f38ed19c contains a CWE-835: Infinite loop vulnerability in VNC... | n/a | 0.0342 |  |
| [CVE-2018-20750](https://patchblox.com/security/data/cve/CVE-2018-20750.md) | Routine | libvncserver-config: LibVNC through 0.9.12 contains a heap out-of-bounds write vulnerability in libvncserver/rfbserver.c | n/a | 0.0334 |  |
| [CVE-2018-20748](https://patchblox.com/security/data/cve/CVE-2018-20748.md) | Routine | italc-client: LibVNC before 0.9.12 contains multiple heap out-of-bounds write vulnerabilities in libvncclient/rfbproto.c | n/a | 0.0332 |  |
| [CVE-2018-20749](https://patchblox.com/security/data/cve/CVE-2018-20749.md) | Routine | italc-client: LibVNC before 0.9.12 contains a heap out-of-bounds write vulnerability in libvncserver/rfbserver.c | n/a | 0.0323 |  |
| [CVE-2018-20024](https://patchblox.com/security/data/cve/CVE-2018-20024.md) | Routine | italc-management-console: LibVNC before commit 4a21bbd097ef7c44bb000c3bd0907f96a10e4ce7 contains null pointer dereference in VNC client code th... | n/a | 0.0317 |  |
| [CVE-2018-20022](https://patchblox.com/security/data/cve/CVE-2018-20022.md) | Routine | italc-client: LibVNC before 2f5b2ad1c6c99b1ac6482c95844a84d66bb52838 contains multiple weaknesses CWE-665: Improper Initialization... | n/a | 0.0294 |  |
| [CVE-2018-20023](https://patchblox.com/security/data/cve/CVE-2018-20023.md) | Routine | italc-client: LibVNC before 8b06f835e259652b0ff026898014fc7297ade858 contains CWE-665: Improper Initialization vulnerability in VNC... | n/a | 0.0250 |  |

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