Date: Wed, 22 Jul 2020 12:51:56 +0200 From: Mauro Matteo Cascella <mcascell@...hat.com> To: oss-security@...ts.openwall.com, ziming zhang <ezrakiez@...il.com> Subject: CVE-2020-15863 QEMU: stack-based overflow in xgmac_enet_send() in hw/net/xgmac.c Hello, a stack-based buffer overflow vulnerability was found in the XGMAC NIC device of the QEMU emulator. This flaw occurs during packet transmission and affects the highbank and midway ARM emulated machines. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service or potential code execution with the privileges of the QEMU process. Upstream patch: ---------------------- -> https://git.qemu.org/?p=qemu.git;a=commit;h=5519724a13664b43e225ca05351c60b4468e4555 This issue was reported by Ziming Zhang (CC'd). CVE-2020-15863 requested via MITRE form: https://cveform.mitre.org/ Regards, -- Mauro Matteo Cascella, Red Hat Product Security 6F78 E20B 5935 928C F0A8 1A9D 4E55 23B8 BB34 10B0
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