RedHatRHSA-2020:0889(RHSA-2020:0889) Important: slirp4netns security update
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.017 Low
EPSS
Percentile
87.5%
The slirp4netns package contains user-mode networking for unprivileged network namespaces. It is required to enable networking for rootless containers.
Security Fix(es):
-
QEMU: slirp: heap buffer overflow during packet reassembly (CVE-2019-14378)
-
QEMU: slirp: OOB buffer access while emulating tcp protocols in tcp_emu() (CVE-2020-7039)
-
CVE-2020-8608 slirp4netns: QEMU: Slirp: potential OOB access due to unsafe snprintf() usages
-
CVE-2019-15890 QEMU: Slirp: use-after-free during packet reassembly
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| RedHat | 7 | x86_64 | slirp4netns | < 0.3.0-8.el7_7 | slirp4netns-0.3.0-8.el7_7.x86_64.rpm |
| RedHat | 7 | ppc64le | slirp4netns-debuginfo | < 0.3.0-8.el7_7 | slirp4netns-debuginfo-0.3.0-8.el7_7.ppc64le.rpm |
| RedHat | 7 | ppc64le | slirp4netns | < 0.3.0-8.el7_7 | slirp4netns-0.3.0-8.el7_7.ppc64le.rpm |
| RedHat | 7 | x86_64 | slirp4netns-debuginfo | < 0.3.0-8.el7_7 | slirp4netns-debuginfo-0.3.0-8.el7_7.x86_64.rpm |
| RedHat | 7 | s390x | slirp4netns | < 0.3.0-8.el7_7 | slirp4netns-0.3.0-8.el7_7.s390x.rpm |
| RedHat | 7 | s390x | slirp4netns-debuginfo | < 0.3.0-8.el7_7 | slirp4netns-debuginfo-0.3.0-8.el7_7.s390x.rpm |
Related
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.017 Low
EPSS
Percentile
87.5%