CVE-2021-3592
- State
- Published
- Severity
- Not scored
- Published
- Jun 15, 2021
- Updated
- Aug 3, 2024
- Reserved
- Jun 10, 2021
Description
An invalid pointer initialization issue was found in the SLiRP networking implementation of QEMU. The flaw exists in the bootp_input() function and could occur while processing a udp packet that is smaller than the size of the 'bootp_t' structure. A malicious guest could use this flaw to leak 10 bytes of uninitialized heap memory from the host. The highest threat from this vulnerability is to data confidentiality. This flaw affects libslirp versions prior to 4.6.0.
Scores
The record has no CVSS score.
Weaknesses
Affected Products
| Product | Versions |
|---|---|
QEMUn/a |
|
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1970484
- FEDORA-2021-71de23beddvendor-advisory
- FEDORA-2021-7cd749f133vendor-advisory
- GLSA-202107-44vendor-advisory
- https://security.netapp.com/advisory/ntap-20210805-0004/
- [debian-lts-announce] 20210902 [SECURITY] [DLA 2753-1] qemu security updatemailing-list
- [debian-lts-announce] 20210911 [SECURITY] [DLA 2753-2] qemu regression updatemailing-list
- [debian-lts-announce] 20230314 [SECURITY] [DLA 3362-1] qemu security updatemailing-list
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