CVEvulnerability
CVE-2019-20382
3.5 LOW
Official page ↗
- Status
- Modified
- Published
- 2020-03-05
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 3.5 LOW — CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- CVSS 2.0 ([email protected])
- 2.7 LOW — AV:A/AC:L/Au:S/C:N/I:N/A:P
- Weaknesses
- CWE-401
Description
QEMU 4.1.0 has a memory leak in zrle_compress_data in ui/vnc-enc-zrle.c during a VNC disconnect operation because libz is misused, resulting in a situation where memory allocated in deflateInit2 is not freed in deflateEnd.
Affected configurations
• qemu qemu 4.1.0
• opensuse leap 15.1
• debian debian linux 9.0
• debian debian linux 10.0
• canonical ubuntu linux 16.04
• canonical ubuntu linux 18.04
• canonical ubuntu linux 19.10
• canonical ubuntu linux 20.04
Related
Weakness · CWE (1)
- CWE-401 Missing Release of Memory after Effective Lifetime weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html Broken Link, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/03/05/1 Mailing List, Patch, Third Party Advisory
- https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=6bf21f3d83e95bcc4ba35a7a07cc6655e8b010b0 git.qemu.org
- https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html Mailing List, Third Party Advisory
- https://usn.ubuntu.com/4372-1/ Third Party Advisory
- https://www.debian.org/security/2020/dsa-4665 Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00007.html Broken Link, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/03/05/1 Mailing List, Patch, Third Party Advisory
- https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=6bf21f3d83e95bcc4ba35a7a07cc6655e8b010b0 git.qemu.org
- https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html Mailing List, Third Party Advisory
- https://usn.ubuntu.com/4372-1/ Third Party Advisory
- https://www.debian.org/security/2020/dsa-4665 Third Party Advisory