CVE-2020-29661

Name
CVE-2020-29661
Description
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.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
Patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=54ffccbf053b5b6ca4f6e45094b942fab92a25fc
Mailing List http://www.openwall.com/lists/oss-security/2020/12/10/1
Third Party Advisory https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BOB25SU6XUL4TNP7KB63WNZSYTIYFDPP/
Third Party Advisory https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MZ7OAKAEFAXQRGBZK4LYUWINCD3D2XCL/
Third Party Advisory http://packetstormsecurity.com/files/160681/Linux-TIOCSPGRP-Broken-Locking.html
CONFIRM https://security.netapp.com/advisory/ntap-20210122-0001/
DEBIAN https://www.debian.org/security/2021/dsa-4843
MLIST https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
MLIST https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
MISC https://www.oracle.com/security-alerts/cpuoct2021.html
Third Party Advisory http://packetstormsecurity.com/files/164950/Kernel-Live-Patch-Security-Notice-LSN-0082-1.html

Match rules

CPE URI Source package Min version Max version
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* linux_kernel >= None <= 5.9.13

Vulnerable and fixed packages

Source package Branch Version Maintainer Status