| Name | CVE-2020-13253 |
| Description | sd_wp_addr in hw/sd/sd.c in QEMU 4.2.0 uses an unvalidated address, which leads to an out-of-bounds read during sdhci_write() operations. A guest OS user can crash the QEMU process. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2373-1, DLA-3099-1 |
| Debian Bugs | 961297 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| qemu (PTS) | bullseye | 1:5.2+dfsg-11+deb11u3 | fixed |
| bullseye (security) | 1:5.2+dfsg-11+deb11u2 | fixed |
| bookworm | 1:7.2+dfsg-7+deb12u7 | fixed |
| trixie | 1:9.2.0+ds-2 | fixed |
| sid | 1:9.2.0+ds-3 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://lists.gnu.org/archive/html/qemu-devel/2020-05/msg05835.html
https://www.openwall.com/lists/oss-security/2020/05/27/2
https://bugs.launchpad.net/qemu/+bug/1880822 (reproducer)
https://git.qemu.org/?p=qemu.git;a=commitdiff;h=790762e5487114341cccc5bffcec4cb3c022c3cd (5.1)