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.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25085
Reference (s):
- http://www.openwall.com/lists/oss-security/2020/09/16/6
- https://security.netapp.com/advisory/ntap-20201009-0005/
- https://bugs.launchpad.net/qemu/+bug/1892960
- https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg00733.html
- MLIST:[debian-lts-announce] 20201129 [SECURITY] [DLA 2469-1] qemu security update