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Some fixes available 8 of 23
LibVNC before commit 7b1ef0ffc4815cab9a96c7278394152bdc89dc4d contains heap out-of-bound write vulnerability inside structure in VNC client code that can result remote code execution
5 affected packages
tightvnc, libvncserver, x11vnc, italc, ssvnc
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| tightvnc | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| libvncserver | Not affected | Not affected | Not affected | Fixed |
| x11vnc | Not affected | Not affected | Not affected | Not affected |
| italc | Not in release | Not in release | Not in release | Fixed |
| ssvnc | Not affected | Not affected | Not affected | Vulnerable |
Some fixes available 6 of 7
LibVNC before commit a83439b9fbe0f03c48eb94ed05729cb016f8b72f contains multiple heap out-of-bound write vulnerabilities in VNC client code that can result remote code execution
3 affected packages
italc, libvncserver, x11vnc
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| italc | — | — | Not in release | Fixed |
| libvncserver | — | — | Not affected | Fixed |
| x11vnc | — | — | Not affected | Not affected |
Some fixes available 6 of 7
LibVNC before commit 502821828ed00b4a2c4bef90683d0fd88ce495de contains heap out-of-bound write vulnerability in server code of file transfer extension that can result remote code execution
3 affected packages
libvncserver, x11vnc, italc
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| libvncserver | — | — | Not affected | Fixed |
| x11vnc | — | — | Not affected | Not affected |
| italc | — | — | Not in release | Fixed |
Some fixes available 31 of 44
An issue was discovered in LibVNCServer through 0.9.11. rfbProcessClientNormalMessage() in rfbserver.c does not sanitize msg.cct.length, leading to access to uninitialized and potentially sensitive data or possibly unspecified...
4 affected packages
italc, libvncserver, tightvnc, vino
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| italc | Not in release | Not in release | Not in release | Fixed |
| libvncserver | Fixed | Fixed | Fixed | Fixed |
| tightvnc | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vino | Fixed | Fixed | Fixed | Fixed |
Heap-based buffer overflow in ultra.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted FramebufferUpdate message...
2 affected packages
italc, libvncserver
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| italc | — | — | Not in release | Fixed |
| libvncserver | — | — | — | — |
Heap-based buffer overflow in rfbproto.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted FramebufferUpdate...
2 affected packages
italc, libvncserver
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| italc | — | — | Not in release | Not affected |
| libvncserver | — | — | — | — |
Some fixes available 4 of 5
Multiple stack-based buffer overflows in the File Transfer feature in rfbserver.c in LibVNCServer 0.9.9 and earlier allow remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via a...
3 affected packages
krfb, libvncserver, italc
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| krfb | — | — | — | — |
| libvncserver | — | — | — | — |
| italc | — | — | Not in release | Not affected |
Some fixes available 4 of 5
The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier allows remote attackers to cause a denial of service (divide-by-zero error and server crash) via a zero value in the scaling...
3 affected packages
italc, krfb, libvncserver
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| italc | — | — | Not in release | Not affected |
| krfb | — | — | — | — |
| libvncserver | — | — | — | — |
Some fixes available 18 of 32
The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier does not properly handle attempts to send a large amount of ClientCutText data, which allows remote attackers to cause a...
5 affected packages
italc, krfb, libvncserver, vino, tightvnc
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| italc | Not in release | Not in release | Not in release | Not affected |
| krfb | Not affected | Not affected | Not affected | Not affected |
| libvncserver | Not affected | Not affected | Not affected | Not affected |
| vino | Fixed | Fixed | Fixed | Fixed |
| tightvnc | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
Some fixes available 4 of 5
The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return values, which allows remote VNC servers to cause a denial of service (application crash) or...
3 affected packages
italc, krfb, libvncserver
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| italc | — | — | Not in release | Fixed |
| krfb | — | — | — | — |
| libvncserver | — | — | — | — |