ALT-PU-2021-2238-1
Closed vulnerabilities
Published: 2020-02-24
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2020-9366
A buffer overflow was found in the way GNU Screen before 4.8.0 treated the special escape OSC 49. Specially crafted output, or a special program, could corrupt memory and crash Screen or possibly have unspecified other impact.
Severity: CRITICAL (9.8)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References:
- [oss-security] 20200225 Re: Re: GNU screen "out of bounds access when setting w_xtermosc after OSC 49"
- [oss-security] 20200225 Re: Re: GNU screen "out of bounds access when setting w_xtermosc after OSC 49"
- https://lists.gnu.org/archive/html/screen-devel/2020-02/msg00007.html
- https://lists.gnu.org/archive/html/screen-devel/2020-02/msg00007.html
- GLSA-202003-62
- GLSA-202003-62
- https://www.openwall.com/lists/oss-security/2020/02/06/3
- https://www.openwall.com/lists/oss-security/2020/02/06/3