CVE-2020-29661

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Source
https://cve.org/CVERecord?id=CVE-2020-29661
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-29661.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-29661
Aliases
Downstream
Related
Published
2020-12-09T17:15:31.807Z
Modified
2026-04-11T12:34:28.462269Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

A locking issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_jobctrl.c allows a use-after-free attack against TIOCSPGRP, aka CID-54ffccbf053b.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "introduced": "7.4.0"
                },
                {
                    "last_affected": "7.7.1"
                }
            ],
            "cpe": "cpe:2.3:a:oracle:tekelec_platform_distribution:*:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "10.0"
                }
            ],
            "cpe": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "9.0"
                }
            ],
            "cpe": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "32"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "33"
                }
            ],
            "cpe": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"
        },
        {
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "introduced": "2.6.26"
                },
                {
                    "fixed": "4.4.248"
                },
                {
                    "introduced": "4.5"
                },
                {
                    "fixed": "4.9.248"
                },
                {
                    "introduced": "4.10"
                },
                {
                    "fixed": "4.14.212"
                },
                {
                    "introduced": "4.15"
                },
                {
                    "fixed": "4.19.163"
                },
                {
                    "introduced": "4.20"
                },
                {
                    "fixed": "5.4.83"
                },
                {
                    "introduced": "5.5"
                },
                {
                    "fixed": "5.9.14"
                }
            ],
            "cpe": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*"
        },
        {
            "extracted_events": [
                {
                    "fixed": "5.9.13"
                }
            ],
            "source": "DESCRIPTION"
        }
    ]
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
54ffccbf053b5b6ca4f6e45094b942fab92a25fc
Database specific 
{
    "source": "REFERENCES"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-29661.json"