Description
LibVNC commit before d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a contains a memory leak (CWE-655) in VNC server code, which allow an attacker to read stack memory and can be abused for information disclosure. Combined with another vulnerability, it can be used to leak stack memory and bypass ASLR. This attack appear to be exploitable via network connectivity. These vulnerabilities have been fixed in commit d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Kaspersky LibVNC
0.9.12affected
References
- https://github.com/LibVNC/libvncserver/commit/d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a ↗
- https://lists.debian.org/debian-lts-announce/2019/10/msg00039.html ↗
- https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html ↗
- https://lists.debian.org/debian-lts-announce/2019/11/msg00032.html ↗
- https://lists.debian.org/debian-lts-announce/2019/12/msg00028.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00027.html ↗
- https://usn.ubuntu.com/4407-1/ ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00073.html ↗
- https://usn.ubuntu.com/4547-1/ ↗
- https://usn.ubuntu.com/4573-1/ ↗
- https://usn.ubuntu.com/4587-1/ ↗
- https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf ↗