Vulnerability · Published Sep 25, 2020 · Assigned by mitre
CVE-2020-25085
Medium 5.0
In plain English
A medium-severity security flaw in the qemu package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.0Medium
Exploit odds (30 days)0.6%top 49.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
QEMU 5.0.0 has a heap-based Buffer Overflow in flatview_read_continue in exec.c because hw/sd/sdhci.c mishandles a write operation in the SDHC_BLKSIZE case.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | qemu | 5.1.0-r1 | ALPINE-CVE-2020-25085 |
| Alpine:v3.21 | qemu | 5.1.0-r1 | ALPINE-CVE-2020-25085 |
| Alpine:v3.22 | qemu | 5.1.0-r1 | ALPINE-CVE-2020-25085 |
| Alpine:v3.23 | qemu | 5.1.0-r1 | ALPINE-CVE-2020-25085 |
| Alpine:v3.24 | qemu | 5.1.0-r1 | ALPINE-CVE-2020-25085 |
| Debian:12 | qemu | 1:5.2+dfsg-1 | DEBIAN-CVE-2020-25085 |
| Debian:13 | qemu | 1:5.2+dfsg-1 | DEBIAN-CVE-2020-25085 |
| Debian:14 | qemu | 1:5.2+dfsg-1 | DEBIAN-CVE-2020-25085 |
Affected products (as reported)
References
- https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg00733.html x_refsource_MISC
- https://bugs.launchpad.net/qemu/+bug/1892960 x_refsource_MISC
- http://www.openwall.com/lists/oss-security/2020/09/16/6 x_refsource_CONFIRM
- https://security.netapp.com/advisory/ntap-20201009-0005/ x_refsource_CONFIRM
- [debian-lts-announce] 20201129 [SECURITY] [DLA 2469-1] qemu security update mailing-list, x_refsource_MLIST
- [oss-security] 20210309 CVE-2021-3409 QEMU: sdhci: incomplete fix for CVE-2020-17380/CVE-2020-25085 mailing-list, x_refsource_MLIST
- [debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update mailing-list, x_refsource_MLIST