PT-2017-3828 · Linux+1 · Linux+1

Chrissalls5 · Published 2017-10-09 · Updated 2025-09-29 · CVE-2017-5123

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Linux (affected versions not specified)

Description The issue is related to insufficient data validation in the waitid function of the Linux kernel, which can allow an attacker to escape sandboxes and potentially elevate their privileges. This is due to the lack of proper error state checking.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Weakness Enumeration

CWE-391

CWE-20

Related Identifiers

ALSA-2025_16880

ALT-PU-2017-2434

BDU:2019-03748

CVE-2017-5123

OPENSUSE-SU-2024:10728-1

OPENSUSE-SU-2024:13704-1

Affected Products

Alt Linux

Linux

References · 221

• 🔥 https://github.com/qazbnm456/awesome-cve-poc/blob/master/CVE-2017-5123.md · Exploit
• 🔥 https://github.com/nongiach/CVE/tree/master/CVE-2017-5123 · Exploit
• 🔥 https://github.com/c3r34lk1ll3r/CVE-2017-5123 · Exploit
• 🔥 https://github.com/0x5068656e6f6c/CVE-2017-5123 · Exploit
• 🔥 https://github.com/Synacktiv-contrib/exploiting-cve-2017-5123 · Exploit
• 🔥 https://exploit-db.com/exploits/43127 · Exploit
• 🔥 https://exploit-db.com/exploits/43029 · Exploit
• https://ubuntu.com/security/CVE-2017-5123 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-5123 · Vendor Advisory
• https://bdu.fstec.ru/vul/2019-03748 · Security Note
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=96ca579a1ecc943b75beba58bebb0356f6cc4b51 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:10728-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-5123 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2017-5123 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2017-5123 · Vendor Advisory