CVE-2022-45063
Critical
Description
xterm before 375 allows code execution via font ops, e.g., because an OSC 50 response may have Ctrl-g and therefore lead to command execution within the vi line-editing mode of Zsh. NOTE: font ops are not allowed in the xterm default configurations of some Linux distributions.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Invisible-island Xterm
PublishedNov 10, 2022
First seenNov 10, 2022
How to fix
Update
- invisible-island xterm375 or later
Vendor advisories
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IVD3I2ZFXGOY6BA2FNS7WPFMPFBDHFWC/
- security.gentoo.org/glsa/202211-09
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4TPVNTYFFWNTGZJJQAA4MGGFSTXA4XEA/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5T2JI5JCHPTXX2KJU45H2XAHQSFVEJ2Y/
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| invisible-island xterm | v < 375 | 375 |
| fedoraproject fedora | 35, 36, 37 | — |
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