CVE-2018-10893

spice-client: Insufficient encoding checks for LZ can cause different integer/buffer overflows

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Severity

Moderate

Red Hat Product Security

7.6

CVSS 3.0

Review impact separately from score.

Published · June 25, 2018

Updated · June 30, 2026

Description

Multiple integer overflow and buffer overflow issues were discovered in spice-client's handling of LZ compressed frames. A malicious server could cause the client to crash or, potentially, execute arbitrary code.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 7.6
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L

CWE-190 · Integer Overflow or Wraparound