CVE-2017-7395
medium
CVSS v3
6.5
CVSS v4 NEW
—
VIR risk
6.5
Description
In TigerVNC 1.7.1 (SMsgReader.cxx SMsgReader::readClientCutText), by causing an integer overflow, an authenticated client can crash the server.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1.7.0+dfsg-7 |
| sid | Fixed | 1.7.0+dfsg-7 |
| forky | Fixed | 1.7.0+dfsg-7 |
| bullseye | Fixed | 1.7.0+dfsg-7 |
| bookworm | Fixed | 1.7.0+dfsg-7 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| tigervnc | tigervnc | 1.7.1 | |
References
- http://www.securityfocus.com/bid/97305
- https://access.redhat.com/errata/RHSA-2017:2000
- https://github.com/TigerVNC/tigervnc/pull/436
- https://github.com/TigerVNC/tigervnc/pull/436/commits/bf3bdac082978ca32895a4b6a123016094905689
- https://security.gentoo.org/glsa/201801-13
- https://www.suse.com/security/cve/CVE-2017-7395.html
- https://security-tracker.debian.org/tracker/CVE-2017-7395
CWEs
CWE-190
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.