CVE-2017-13711 — Use After Free in Qemu

CWE-416 — Use After Free8 documents6 sources
Severity
7.5HIGHNVD
EPSS
1.8%
top 17.39%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
QemuDebian QemuDebian Linux
Timeline
PublishedSep 1
Latest updateMay 13

Description

Use-after-free vulnerability in the sofree function in slirp/socket.c in QEMU (aka Quick Emulator) allows attackers to cause a denial of service (QEMU instance crash) by leveraging failure to properly clear ifq_so from pending packets.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/qemu< qemu 1:2.10.0-1 (bookworm)
▶Debianqemu/qemu< 1:2.10.0-1+3
▶NVDqemu/qemu2.10.1

Also affects: Debian Linux 9.0

Patches

Patch: www.openwall.com ↗Patch: bugzilla.redhat.com ↗Patch: lists.gnu.org ↗

🔴Vulnerability Details

2
GHSA
GHSA-x5xc-9jvw-6v9f: Use-after-free vulnerability in the sofree function in slirp/socket↗2022-05-13
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OSV
CVE-2017-13711: Use-after-free vulnerability in the sofree function in slirp/socket↗2017-09-01
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📋Vendor Advisories

2
Red Hat
QEMU: Slirp: use-after-free when sending response↗2017-08-03
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Debian
CVE-2017-13711: qemu - Use-after-free vulnerability in the sofree function in slirp/socket.c in QEMU (a...↗2017
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💬Community

3
Bugzilla
CVE-2017-13711 Qemu: Slirp: use-after-free when sending response [fedora-all]↗2017-11-02
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Bugzilla
CVE-2017-13711 Qemu: Slirp: use-after-free when sending response [fedora-all]↗2017-08-29
▶
Bugzilla
CVE-2017-13711 QEMU: Slirp: use-after-free when sending response↗2017-08-29
▶