Unrated severityNVD Advisory· Published May 6, 2021· Updated Aug 3, 2024
CVE-2021-3507
CVE-2021-3507
Description
A heap buffer overflow was found in the floppy disk emulator of QEMU up to 6.0.0 (including). It could occur in fdctrl_transfer_handler() in hw/block/fdc.c while processing DMA read data transfers from the floppy drive to the guest system. A privileged guest user could use this flaw to crash the QEMU process on the host resulting in DoS scenario, or potential information leakage from the host memory.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- bugzilla.redhat.com/show_bug.cgimitrex_refsource_MISC
- lists.debian.org/debian-lts-announce/2022/09/msg00008.htmlmitremailing-listx_refsource_MLIST
- security.netapp.com/advisory/ntap-20210528-0005/mitrex_refsource_CONFIRM
News mentions
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