CVE-2015-4037

Severity: low (CVSS 1.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-08-26 · updated 2026-06-17
Weakness: CWE-17

Description

The slirp_smb function in net/slirp.c in QEMU 2.3.0 and earlier creates temporary files with predictable names, which allows local users to cause a denial of service (instantiation failure) by creating /tmp/qemu-smb.*-* files before the program.

Affected products

QEMU: through 2.3.0

References

http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160058.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/160414.html
http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00015.html
http://lists.opensuse.org/opensuse-updates/2015-11/msg00063.html
http://www.debian.org/security/2015/dsa-3284
http://www.debian.org/security/2015/dsa-3285
http://www.openwall.com/lists/oss-security/2015/05/13/7
http://www.openwall.com/lists/oss-security/2015/05/16/5
http://www.openwall.com/lists/oss-security/2015/05/23/4
http://www.securityfocus.com/bid/74809
http://www.securitytracker.com/id/1032547

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