CVE-2018-19364

hw/9pfs/cofile.c and hw/9pfs/9p.c in QEMU can modify an fid path while it is being accessed by a second thread, leading to (for example) a use-after-free outcome.

Score

CVSS 3.1 5.5 Medium

Status

Modified - cve@mitre.org

Published

2018-12-13

Last modified

2024-08-05

Weaknesses

CWE-416

Affected products

• Ubuntu Linux (Canonical)
• Debian Linux (Debian)
• Fedora (Fedoraproject)
• Leap (Opensuse)
• Qemu (Qemu)

References

• http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html
• http://www.openwall.com/lists/oss-security/2018/11/20/1
• https://lists.debian.org/debian-lts-announce/2019/01/msg00023.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGCFIFSIWUREEQQOZDZFBY…
• https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg01139.html
• https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg02795.html
• https://seclists.org/bugtraq/2019/May/76
• https://usn.ubuntu.com/3826-1/
• https://www.debian.org/security/2019/dsa-4454