CVE-2020-16845
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
Go before 1.13.15 and 14.x before 1.14.7 can have an infinite read loop in ReadUvarint and ReadVarint in encoding/binary via invalid inputs.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-16845
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2020-16845.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bullseye | fixed | 1.15~rc2-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/ulikunitz/xz | <0.5.8 | 0.5.8 |
| Go | stdlib | >=1.14.0-0,<1.14.7 | 1.13.15 |
References
- https://www.suse.com/security/cve/CVE-2020-16845.html
- https://nvd.nist.gov/vuln/detail/CVE-2020-16845
- https://github.com/ulikunitz/xz/issues/35
- https://github.com/ulikunitz/xz/commit/69c6093c7b2397b923acf82cb378f55ab2652b9b
- https://groups.google.com/forum/#!topic/golang-announce/NyPIaucMgXo
- https://groups.google.com/forum/#!topic/golang-announce/_ulYYcIWg3Q
- https://lists.debian.org/debian-lts-announce/2020/11/msg00037.html
- https://lists.debian.org/debian-lts-announce/2020/11/msg00038.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6RCFJTMKHY5ICGEM5BUFUEDDGSPJ25XU
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KWRBAH4UZJO3RROQ72SYCUPFCJFA22FO
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TACQFZDPA7AUR6TRZBCX2RGRFSDYLI7O
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WV2VWKFTH4EJGZBZALVUJQJOAQB5MDQ4
- https://security.netapp.com/advisory/ntap-20200924-0002
- https://www.debian.org/security/2021/dsa-4848
- https://www.oracle.com/security-alerts/cpuApr2021.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00028.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00029.html
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00030.html
- https://go.dev/cl/247120
- https://go.googlesource.com/go/+/027d7241ce050d197e7fabea3d541ffbe3487258
- https://go.dev/issue/40618
- https://groups.google.com/g/golang-announce/c/NyPIaucMgXo
- https://security-tracker.debian.org/tracker/CVE-2020-16845
Verify integrity in audit chain (admin only). AS-IS.