CVE-2022-45063: xterm before 375 allows code execution via font ops, e.g., because an OSC 50 response may have Ctrl-g and therefore lead

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.

Affected Products

Also Affects

Downstream vendors/products affected by this vulnerability

References

• https://invisible-island.net/xterm/xterm.log.html
• https://www.openwall.com/lists/oss-security/2022/11/10/1
• https://news.ycombinator.com/item?id=33546415
• http://www.openwall.com/lists/oss-security/2022/11/10/1(mailing-list)
• http://www.openwall.com/lists/oss-security/2022/11/10/5(mailing-list)
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IVD3I2ZFXGOY6BA2FNS7WPFMPFBDHFWC/(vendor-advisory)
• https://security.gentoo.org/glsa/202211-09(vendor-advisory)
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4TPVNTYFFWNTGZJJQAA4MGGFSTXA4XEA/(vendor-advisory)
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5T2JI5JCHPTXX2KJU45H2XAHQSFVEJ2Y/(vendor-advisory)
• http://www.openwall.com/lists/oss-security/2024/06/15/1(mailing-list)
• http://www.openwall.com/lists/oss-security/2024/06/17/1(mailing-list)

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