CVE-2019-13164

Summary

qemu-bridge-helper.c in QEMU 3.1 and 4.0.0 does not ensure that a network interface name (obtained from bridge.conf or a –br=bridge option) is limited to the IFNAMSIZ size, which can lead to an ACL bypass.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://lists.gnu.org/archive/html/qemu-devel/2019-07/msg00145.html
• http://www.openwall.com/lists/oss-security/2019/07/02/2
• http://www.openwall.com/lists/oss-security/2019/07/02/2
• http://www.securityfocus.com/bid/109054
• https://seclists.org/bugtraq/2019/Aug/41
• https://www.debian.org/security/2019/dsa-4506
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00000.html
• https://www.debian.org/security/2019/dsa-4512
• https://seclists.org/bugtraq/2019/Sep/3
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00008.html
• https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html
• https://usn.ubuntu.com/4191-2/
• https://usn.ubuntu.com/4191-1/
• https://security.gentoo.org/glsa/202003-66
• https://github.com/qemu/qemu/commit/03d7712b4bcd47bfe0fe14ba2fffa87e111fa086

References

• https://lists.gnu.org/archive/html/qemu-devel/2019-07/msg00145.html
• http://www.openwall.com/lists/oss-security/2019/07/02/2
• http://www.openwall.com/lists/oss-security/2019/07/02/2
• http://www.securityfocus.com/bid/109054
• https://seclists.org/bugtraq/2019/Aug/41
• https://www.debian.org/security/2019/dsa-4506
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00000.html
• https://www.debian.org/security/2019/dsa-4512
• https://seclists.org/bugtraq/2019/Sep/3
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00008.html
• https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html
• https://usn.ubuntu.com/4191-2/
• https://usn.ubuntu.com/4191-1/
• https://security.gentoo.org/glsa/202003-66
• https://github.com/qemu/qemu/commit/03d7712b4bcd47bfe0fe14ba2fffa87e111fa086

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