CVE-2020-27347

In tmux before version 3.1c the function inputcsidispatchsgrcolon() in file input.c contained a stack-based buffer-overflow that can be exploited by terminal output.

References

Affected packages

Git / github.com/tmux/tmux

Affected ranges

Type: GIT
Repo: https://github.com/tmux/tmux
Events: Introduced

0 Unknown introduced commit / All previous commits are affected

Fixed

a868bacb46e3c900530bed47a1c6f85b0fbe701c

Database specific

{
    "vanir_signatures": [
        {
            "signature_type": "Function",
            "target": {
                "file": "input.c",
                "function": "input_csi_dispatch_sgr_colon"
            },
            "id": "CVE-2020-27347-4e35a636",
            "digest": {
                "length": 1720.0,
                "function_hash": "170732737008620410805361164261211254853"
            },
            "deprecated": false,
            "source": "https://github.com/tmux/tmux/commit/a868bacb46e3c900530bed47a1c6f85b0fbe701c",
            "signature_version": "v1"
        },
        {
            "signature_type": "Line",
            "target": {
                "file": "input.c"
            },
            "id": "CVE-2020-27347-c15704b2",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "240113919815530745566403619576218062793",
                    "77253474740385740734274446039228610202",
                    "174889705706748848756308818781097816062",
                    "12643815915660841977168808069864222592",
                    "125294518473082047418332633995689035105"
                ]
            },
            "deprecated": false,
            "source": "https://github.com/tmux/tmux/commit/a868bacb46e3c900530bed47a1c6f85b0fbe701c",
            "signature_version": "v1"
        }
    ]
}