VDB
CVE-2018-19364
CVE-2018-19364
PUBLISHED
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.
EPSS 0.08% · 22.8th percentile
Risk Scores
EPSS Score
0.08%
22.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | qemu | 1:2.3+dfsg-5ubuntu9, 1:2.3+dfsg-5ubuntu10, 1:2.4+dfsg-4ubuntu1 |
| Ubuntu:14.04:LTS | qemu | *, *, * |
| Ubuntu:18.04:LTS | qemu | 1:2.10+dfsg-0ubuntu3, 1:2.10+dfsg-0ubuntu5, 1:2.11+dfsg-1ubuntu1 |
Exploit Intelligence
- [debian-lts-announce] 20190129 [SECURITY] [DLA 1646-1] qemu security update (circl)
- [qemu-devel] 20181107 [PATCH] 9p: write lock path in v9fs_co_open2() (circl)
- USN-3826-1 (circl)
- [oss-security] 20181120 CVE-2018-19364 Qemu: 9pfs: Use-after-free due to race condition while updating fid path (circl)
- [qemu-devel] 20181115 [PATCH] 9p: take write lock on fid path updates (circl)
- FEDORA-2019-88a98ce795 (circl)
- openSUSE-SU-2019:1074 (circl)
- DSA-4454 (circl)
- 20190531 [SECURITY] [DSA 4454-1] qemu security update (circl)
Timeline
- Nov 20, 2018 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2018-19364 third-party-advisory
- https://www.openwall.com/lists/oss-security/2018/11/20/1 third-party-advisory
- https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg01139.html third-party-advisory
- https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg02795.html third-party-advisory
- https://ubuntu.com/security/notices/USN-3826-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2018-19364 third-party-advisory