{"cve":"CVE-2020-29660","nvd":{"published":"2020-12-09T17:15:31.743","modified":"2026-06-17T03:11:34.767","status":"Modified","description":"A locking inconsistency issue was discovered in the tty subsystem of the Linux kernel through 5.9.13. drivers/tty/tty_io.c and drivers/tty/tty_jobctrl.c may allow a read-after-free attack against TIOCGSID, aka CID-c8bcd9c5be24.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","score":4.4},"cwes":["CWE-416","CWE-667"],"references":["http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html","http://www.openwall.com/lists/oss-security/2020/12/10/1","https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c8bcd9c5be24fb9e6132e97da5a35e55a83e36b9","https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html","https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html"],"products":["broadcom:fabric_operating_system","debian:debian_linux","fedoraproject:fedora","linux:linux_kernel","netapp:8300_firmware","netapp:8700_firmware","netapp:a400_firmware","netapp:a700s_firmware","netapp:active_iq_unified_manager","netapp:h410c_firmware","netapp:solidfire_baseboard_management_controller_firmware"],"source":"nvd","synced_at":"2026-10-19T21:12:09.559580076+00:00"},"epss":{"cve":"CVE-2020-29660","score":0.00474,"percentile":0.4099,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}