Vulnerability · Published Jan 16, 2020 · Assigned by mitre
CVE-2020-7039
Medium 5.6
In plain English
A medium-severity security flaw in the cockpit-podman package (AlmaLinux). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.6% (higher than 89% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.6Medium
Exploit odds (30 days)3.6%top 10.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
tcp_emu in tcp_subr.c in libslirp 4.1.0, as used in QEMU 4.2.0, mismanages memory, as demonstrated by IRC DCC commands in EMU_IRC. This can cause a heap-based buffer overflow or other out-of-bounds access which can lead to a DoS or potential execute arbitrary code.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | cockpit-podman | 11-1.module_el8.5.0+2635+e4386a39 | ALSA-2020:0348 |
| AlmaLinux:8 | cockpit-podman | 11-1.module_el8.5.0+108+00865455 | ALSA-2020:0348 |
| AlmaLinux:8 | containernetworking-plugins | 0.7.4-4.git9ebe139.module_el8.3.0+2044+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | containernetworking-plugins | 0.7.4-4.git9ebe139.module_el8.5.0+119+9a9ec082 | ALSA-2020:1360 |
| AlmaLinux:8 | containernetworking-plugins | 0.8.3-4.module_el8.5.0+2635+e4386a39 | ALSA-2020:0348 |
| AlmaLinux:8 | containernetworking-plugins | 0.8.3-4.module_el8.5.0+108+00865455 | ALSA-2020:0348 |
| AlmaLinux:8 | containernetworking-plugins | 0.7.4-4.git9ebe139.module_el8.4.0+2496+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | containers-common | 1:0.1.32-6.git1715c90.module_el8.4.0+2478+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | containers-common | 1:0.1.32-6.git1715c90.module_el8.4.0+2496+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | containers-common | 1:0.1.32-6.git1715c90.module_el8.5.0+119+9a9ec082 | ALSA-2020:1360 |
| AlmaLinux:8 | fuse-overlayfs | 0.3-5.module_el8.3.0+2044+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | fuse-overlayfs | 0.3-5.module_el8.5.0+119+9a9ec082 | ALSA-2020:1360 |
| AlmaLinux:8 | fuse-overlayfs | 0.3-5.module_el8.4.0+2496+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | libiscsi | 1.18.0-8.module_el8.3.0+2048+e7a0a3ea | ALSA-2020:1358 |
| AlmaLinux:8 | libiscsi | 1.18.0-8.module_el8.6.0+2880+7d9e3703 | ALSA-2020:1358 |
| AlmaLinux:8 | libiscsi | 1.18.0-8.module_el8.5.0+2608+72063365 | ALSA-2020:1358 |
| AlmaLinux:8 | libiscsi-devel | 1.18.0-8.module_el8.5.0+2608+72063365 | ALSA-2020:1358 |
| AlmaLinux:8 | libiscsi-devel | 1.18.0-8.module_el8.3.0+2048+e7a0a3ea | ALSA-2020:1358 |
| AlmaLinux:8 | libiscsi-devel | 1.18.0-8.module_el8.6.0+2880+7d9e3703 | ALSA-2020:1358 |
| AlmaLinux:8 | libiscsi-utils | 1.18.0-8.module_el8.5.0+2608+72063365 | ALSA-2020:1358 |
| AlmaLinux:8 | libiscsi-utils | 1.18.0-8.module_el8.3.0+2048+e7a0a3ea | ALSA-2020:1358 |
| AlmaLinux:8 | libiscsi-utils | 1.18.0-8.module_el8.6.0+2880+7d9e3703 | ALSA-2020:1358 |
| AlmaLinux:8 | netcf | 0.2.8-12.module_el8.3.0+2048+e7a0a3ea | ALSA-2020:1358 |
| AlmaLinux:8 | netcf | 0.2.8-12.module_el8.5.0+2608+72063365 | ALSA-2020:1358 |
| AlmaLinux:8 | netcf | 0.2.8-12.module_el8.6.0+2880+7d9e3703 | ALSA-2020:1358 |
| AlmaLinux:8 | netcf-devel | 0.2.8-12.module_el8.6.0+2880+7d9e3703 | ALSA-2020:1358 |
| AlmaLinux:8 | netcf-devel | 0.2.8-12.module_el8.3.0+2048+e7a0a3ea | ALSA-2020:1358 |
| AlmaLinux:8 | netcf-devel | 0.2.8-12.module_el8.5.0+2608+72063365 | ALSA-2020:1358 |
| AlmaLinux:8 | netcf-libs | 0.2.8-12.module_el8.3.0+2048+e7a0a3ea | ALSA-2020:1358 |
| AlmaLinux:8 | netcf-libs | 0.2.8-12.module_el8.5.0+2608+72063365 | ALSA-2020:1358 |
| AlmaLinux:8 | netcf-libs | 0.2.8-12.module_el8.6.0+2880+7d9e3703 | ALSA-2020:1358 |
| AlmaLinux:8 | oci-systemd-hook | 1:0.1.15-2.git2d0b8a3.module_el8.4.0+2496+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | oci-systemd-hook | 1:0.1.15-2.git2d0b8a3.module_el8.3.0+2044+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | oci-systemd-hook | 1:0.1.15-2.git2d0b8a3.module_el8.5.0+119+9a9ec082 | ALSA-2020:1360 |
| AlmaLinux:8 | oci-umount | 2:2.3.4-2.git87f9237.module_el8.5.0+119+9a9ec082 | ALSA-2020:1360 |
| AlmaLinux:8 | oci-umount | 2:2.3.4-2.git87f9237.module_el8.4.0+2496+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | oci-umount | 2:2.3.4-2.git87f9237.module_el8.3.0+2044+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | python-podman-api | 1.2.0-0.2.gitd0a45fe.module_el8.5.0+108+00865455 | ALSA-2020:0348 |
| AlmaLinux:8 | python-podman-api | 1.2.0-0.2.gitd0a45fe.module_el8.5.0+2635+e4386a39 | ALSA-2020:0348 |
| AlmaLinux:8 | runc | 1.0.0-56.rc5.dev.git2abd837.module_el8.5.0+119+9a9ec082 | ALSA-2020:1360 |
| AlmaLinux:8 | runc | 1.0.0-56.rc5.dev.git2abd837.module_el8.3.0+2044+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | runc | 1.0.0-56.rc5.dev.git2abd837.module_el8.4.0+2496+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | sgabios | 1:0.20170427git-3.module_el8.3.0+2048+e7a0a3ea | ALSA-2020:1358 |
| AlmaLinux:8 | sgabios | 1:0.20170427git-3.module_el8.5.0+2608+72063365 | ALSA-2020:1358 |
| AlmaLinux:8 | sgabios-bin | 1:0.20170427git-3.module_el8.6.0+2880+7d9e3703 | ALSA-2020:1358 |
| AlmaLinux:8 | sgabios-bin | 1:0.20170427git-3.module_el8.5.0+2608+72063365 | ALSA-2020:1358 |
| AlmaLinux:8 | skopeo | 1:0.1.32-6.git1715c90.module_el8.4.0+2496+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | skopeo | 1:0.1.32-6.git1715c90.module_el8.5.0+119+9a9ec082 | ALSA-2020:1360 |
| AlmaLinux:8 | skopeo | 1:0.1.32-6.git1715c90.module_el8.4.0+2478+12421f43 | ALSA-2020:1360 |
| AlmaLinux:8 | udica | 0.2.1-2.module_el8.5.0+2635+e4386a39 | ALSA-2020:0348 |
| AlmaLinux:8 | udica | 0.2.1-2.module_el8.5.0+108+00865455 | ALSA-2020:0348 |
| Debian:12 | libslirp | 4.1.0-2 | DEBIAN-CVE-2020-7039 |
| Debian:13 | libslirp | 4.1.0-2 | DEBIAN-CVE-2020-7039 |
| Debian:14 | libslirp | 4.1.0-2 | DEBIAN-CVE-2020-7039 |
| Debian:12 | qemu | 1:4.1-2 | DEBIAN-CVE-2020-7039 |
| Debian:13 | qemu | 1:4.1-2 | DEBIAN-CVE-2020-7039 |
| Debian:14 | qemu | 1:4.1-2 | DEBIAN-CVE-2020-7039 |
| Debian:12 | slirp | 1:1.0.17-10 | DEBIAN-CVE-2020-7039 |
| Debian:13 | slirp | 1:1.0.17-10 | DEBIAN-CVE-2020-7039 |
| Debian:14 | slirp | 1:1.0.17-10 | DEBIAN-CVE-2020-7039 |
| Rocky Linux:8 | cockpit-podman | 0:11-1.module+el8.5.0+770+e2f49861 | RLSA-2020:0348 |
| Rocky Linux:8 | cockpit-podman | 0:11-1.module+el8.4.0+559+c02fa3b2 | RLSA-2020:0348 |
| Rocky Linux:8 | cockpit-podman | 0:11-1.module+el8.5.0+708+6758137d | RLSA-2020:0348 |
| Rocky Linux:8 | container-selinux | 2:2.124.0-1.gitf958d0c.module+el8.5.0+681+c9a1951f | RLSA-2020:0348 |
| Rocky Linux:8 | containernetworking-plugins | 0:0.7.4-4.git9ebe139.module+el8.5.0+681+c9a1951f | RLSA-2020:1360 |
| Rocky Linux:8 | containernetworking-plugins | 0:0.7.4-4.git9ebe139.module+el8.4.0+557+48ba8b2f | RLSA-2020:1360 |
| Rocky Linux:8 | containernetworking-plugins | 0:0.8.3-4.module+el8.4.0+559+c02fa3b2 | RLSA-2020:0348 |
| Rocky Linux:8 | containernetworking-plugins | 0:0.8.3-4.module+el8.5.0+770+e2f49861 | RLSA-2020:0348 |
| Rocky Linux:8 | containernetworking-plugins | 0:0.8.3-4.module+el8.5.0+708+6758137d | RLSA-2020:0348 |
| Rocky Linux:8 | fuse-overlayfs | 0:0.3-5.module+el8.5.0+681+c9a1951f | RLSA-2020:1360 |
| Rocky Linux:8 | fuse-overlayfs | 0:0.3-5.module+el8.4.0+557+48ba8b2f | RLSA-2020:1360 |
| Rocky Linux:8 | libiscsi | 0:1.18.0-8.module+el8.4.0+534+4680a14e | RLSA-2020:1358 |
| Rocky Linux:8 | libiscsi | 0:1.18.0-8.module+el8.6.0+847+b490afdd | RLSA-2020:1358 |
| Rocky Linux:8 | libiscsi | 0:1.18.0-8.module+el8.7.0+1084+97b81f61 | RLSA-2020:1358 |
| Rocky Linux:8 | netcf | 0:0.2.8-12.module+el8.4.0+534+4680a14e | RLSA-2020:1358 |
| Rocky Linux:8 | netcf | 0:0.2.8-12.module+el8.7.0+1084+97b81f61 | RLSA-2020:1358 |
| Rocky Linux:8 | netcf | 0:0.2.8-12.module+el8.6.0+847+b490afdd | RLSA-2020:1358 |
| Rocky Linux:8 | oci-systemd-hook | 1:0.1.15-2.git2d0b8a3.module+el8.4.0+557+48ba8b2f | RLSA-2020:1360 |
| Rocky Linux:8 | oci-umount | 2:2.3.4-2.git87f9237.module+el8.4.0+557+48ba8b2f | RLSA-2020:1360 |
| Rocky Linux:8 | podman | 0:1.6.4-28.module+el8.5.0+770+e2f49861 | RLSA-2020:0348 |
| Rocky Linux:8 | python-podman-api | 0:1.2.0-0.2.gitd0a45fe.module+el8.5.0+708+6758137d | RLSA-2020:0348 |
| Rocky Linux:8 | python-podman-api | 0:1.2.0-0.2.gitd0a45fe.module+el8.5.0+770+e2f49861 | RLSA-2020:0348 |
| Rocky Linux:8 | python-podman-api | 0:1.2.0-0.2.gitd0a45fe.module+el8.4.0+559+c02fa3b2 | RLSA-2020:0348 |
| Rocky Linux:8 | runc | 0:1.0.0-56.rc5.dev.git2abd837.module+el8.4.0+557+48ba8b2f | RLSA-2020:1360 |
| Rocky Linux:8 | runc | 0:1.0.0-56.rc5.dev.git2abd837.module+el8.5.0+681+c9a1951f | RLSA-2020:1360 |
| Rocky Linux:8 | sgabios | 1:0.20170427git-3.module+el8.4.0+534+4680a14e | RLSA-2020:1358 |
| Rocky Linux:8 | sgabios | 1:0.20170427git-3.module+el8.6.0+847+b490afdd | RLSA-2020:1358 |
| Rocky Linux:8 | sgabios | 1:0.20170427git-3.module+el8.7.0+1084+97b81f61 | RLSA-2020:1358 |
| Rocky Linux:8 | skopeo | 1:0.1.32-6.git1715c90.module+el8.5.0+681+c9a1951f | RLSA-2020:1360 |
| Rocky Linux:8 | skopeo | 1:0.1.32-6.git1715c90.module+el8.4.0+557+48ba8b2f | RLSA-2020:1360 |
| Rocky Linux:8 | udica | 0:0.2.1-2.module+el8.4.0+559+c02fa3b2 | RLSA-2020:0348 |
| Rocky Linux:8 | udica | 0:0.2.1-2.module+el8.5.0+770+e2f49861 | RLSA-2020:0348 |
| Rocky Linux:8 | udica | 0:0.2.1-2.module+el8.5.0+708+6758137d | RLSA-2020:0348 |
| Ubuntu:22.04:LTS | qemu | 1:6.2+dfsg-2ubuntu6.24 | USN-7094-1 |
| Ubuntu:24.04:LTS | qemu | 1:8.2.2+ds-0ubuntu1.4 | USN-7094-1 |
Affected products (as reported)
References
- https://gitlab.freedesktop.org/slirp/libslirp/commit/ce131029d6d4a405cb7d3ac6716d03e58fb4a5d9 x_refsource_MISC
- https://gitlab.freedesktop.org/slirp/libslirp/commit/82ebe9c370a0e2970fb5695aa19aa5214a6a1c80 x_refsource_MISC
- https://gitlab.freedesktop.org/slirp/libslirp/commit/2655fffed7a9e765bcb4701dd876e9dab975f289 x_refsource_MISC
- http://www.openwall.com/lists/oss-security/2020/01/16/2 x_refsource_CONFIRM
- [debian-lts-announce] 20200126 [SECURITY] [DLA 2076-1] slirp security update mailing-list, x_refsource_MLIST
- [debian-lts-announce] 20200131 [SECURITY] [DLA 2090-1] qemu security update mailing-list, x_refsource_MLIST
- 20200203 [SECURITY] [DSA 4616-1] qemu security update mailing-list, x_refsource_BUGTRAQ
- DSA-4616 vendor-advisory, x_refsource_DEBIAN
- RHSA-2020:0348 vendor-advisory, x_refsource_REDHAT
- USN-4283-1 vendor-advisory, x_refsource_UBUNTU
- RHSA-2020:0775 vendor-advisory, x_refsource_REDHAT
- openSUSE-SU-2020:0468 vendor-advisory, x_refsource_SUSE
- GLSA-202005-02 vendor-advisory, x_refsource_GENTOO
- [debian-lts-announce] 20210209 [SECURITY] [DLA 2551-1] slirp security update mailing-list, x_refsource_MLIST