CVE-2018-19364
MEDIUM
5.5
CVSS Score
Published: December 13, 2018 at 07:00 PM UTC
Updated: June 17, 2026 at 01:49 AM UTC
5 products affected across 5 vendorsDebian LinuxFedoraUbuntu Linux
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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.5%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory 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.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGCFIFSIWUREEQQOZDZFBYKWZHXCWBZN/
- https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg01139.html
- https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg02795.html
References (9)
Vendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.htmlMailing Listx_refsource_MLISTPatchThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2018/11/20/1Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2019/01/msg00023.htmlVendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGCFIFSIWUREEQQOZDZFBYKWZHXCWBZN/Mailing Listx_refsource_MLISTPatchVendor Advisory
Source: [email protected]
https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg01139.htmlMailing Listx_refsource_MLISTPatchVendor Advisory
Source: [email protected]
https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg02795.htmlMailing Listx_refsource_BUGTRAQThird Party Advisory
Source: [email protected]
https://seclists.org/bugtraq/2019/May/76Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
https://usn.ubuntu.com/3826-1/CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-416
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