CVE-2021-26937
published 2021-02-09CVE-2021-26937: encoding.c in GNU Screen through 4.8.0 allows remote attackers to cause a denial of service (invalid write access and application crash) or possibly have…
critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
encoding.c in GNU Screen through 4.8.0 allows remote attackers to cause a denial of service (invalid write access and application crash) or possibly have unspecified other impact via a crafted UTF-8 character sequence.
Affected
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | screen | < screen 4.8.0-5 (bookworm) | screen 4.8.0-5 (bookworm) |
| fedoraproject | fedora | — | — |
| fedoraproject | fedora | — | — |
| gnu | screen | <= 4.8.0 | — |
| gnu | screen | >= 0 < 4.8.0-5 | 4.8.0-5 |
| gnu | screen | >= 0 < 4.8.0-5 | 4.8.0-5 |
| gnu | screen | >= 0 < 4.8.0-5 | 4.8.0-5 |
| gnu | screen | >= 0 < 4.8.0-5 | 4.8.0-5 |
| msrc | cbl2_screen_4.9.1-1_on_cbl_mariner_2.0 | — | — |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
osv9.8CRITICAL