CVE-2014-3640 — NULL Pointer Dereference in Qemu

CWE-476 — NULL Pointer Dereference10 documents8 sources
Severity
2.1LOWNVD
EPSS
0.1%
top 84.46%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
QemuCanonical Ubuntu LinuxDebian Linux+4 more
Timeline
PublishedNov 7
Latest updateMay 17

Description

The sosendto function in slirp/udp.c in QEMU before 2.1.2 allows local users to cause a denial of service (NULL pointer dereference) by sending a udp packet with a value of 0 in the source port and address, which triggers access of an uninitialized socket.

CVSS vector

AV:L/AC:L/C:N/I:N/A:PExploitability: 3.9 | Impact: 2.9

Affected Packages7 packages

▶Debianqemu/qemu< 2.1+dfsg-5+3
▶Ubuntuqemu/qemu< 2.0.0+dfsg-2ubuntu1.7
▶NVDqemu/qemu4 versions+3

Also affects: Debian Linux 7.0, Ubuntu Linux 10.04, 12.04, 14.04, 14.10

Patches

Patch: lists.nongnu.org ↗Patch: lists.nongnu.org ↗Patch: lists.nongnu.org ↗

🔴Vulnerability Details

4
GHSA
GHSA-j3fm-c8x4-hh72: The sosendto function in slirp/udp↗2022-05-17
▶
OSV
qemu, qemu-kvm vulnerabilities↗2014-11-13
▶
OSV
CVE-2014-3640: The sosendto function in slirp/udp↗2014-11-07
▶
CVEList
CVE-2014-3640: The sosendto function in slirp/udp↗2014-11-07
▶

📋Vendor Advisories

3
Ubuntu
QEMU vulnerabilities↗2014-11-13
▶
Red Hat
qemu: slirp: NULL pointer deref in sosendto()↗2014-09-17
▶
Debian
CVE-2014-3640: qemu - The sosendto function in slirp/udp.c in QEMU before 2.1.2 allows local users to ...↗2014
▶

💬Community

2
Bugzilla
CVE-2014-3640 qemu: slirp: NULL pointer deref in sosendto()↗2014-09-21
▶
Bugzilla
CVE-2014-3640 qemu: slirp: NULL pointer deref in sosendto() [fedora-all]↗2014-09-21
▶
CVE-2014-3640 — NULL Pointer Dereference in Qemu | cvebase