VDB
DEBIAN-CVE-2021-3594
DEBIAN-CVE-2021-3594
PUBLISHED
CVSS 3.799999952316284 LOW
An invalid pointer initialization issue was found in the SLiRP networking implementation of QEMU. The flaw exists in the udp_input() function and could occur while processing a udp packet that is smaller than the size of the 'udphdr' structure. This issue may lead to out-of-bounds read access or indirect host memory disclosure to the guest. The highest threat from this vulnerability is to data confidentiality. This flaw affects libslirp versions prior to 4.6.0.
Risk Scores
CVSS 3.1
3.799999952316284
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:14 | libslirp | 0 |
| Debian:12 | qemu | 0 |
| Debian:13 | libslirp | 0 |
| Debian:13 | qemu | 0 |
| Debian:12 | libslirp | 0 |
| Debian:14 | qemu | 0 |
Timeline
- Jun 15, 2021 CVE Published
- Oct 23, 2026 CVE Updated