PT-2019-12952 · Radare2+1 · Radare2+1

Published 2019-06-13 · Updated 2022-04-18 · CVE-2019-12802

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions radare2 versions prior to 3.5.1

Description The issue is related to the mishandling of context changes by the rcc context function in libr/egg/egg lang.c. This can be exploited by remote attackers to cause a denial of service, resulting in an application crash. Additionally, it may lead to unspecified other impacts, including invalid memory access in r egg lang parsechar and invalid free in rcc pusharg.

Recommendations For versions prior to 3.5.1, update to version 3.5.1 or later to resolve the issue.

Exploit

Fix

DoS

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2019-2162

CVE-2019-12802

MGASA-2020-0024

Affected Products

Alt Linux

Radare2

References · 16

• 🔥 https://github.com/radare/radare2/issues/14296 · Exploit
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SX4TLTE75VYUGSPYEKMYFPUZMRDIR7O2 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-12802 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2020-0024.html · Security Note
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IEXZWAMVKGZKHALV4IVWQS2ORJKRH57U · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2020-0024 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-12802 · Security Note
• https://ubuntu.com/security/CVE-2019-12802 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2019-12802 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2019-12802 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-12802 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/RQO7V37RGQEKZDLY2JYKDZTLNN2YUBC5 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/ED2UIZ5J7YYFFA2MPSMJ543U3DPEREVZ · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/PXQ6KYP4UMNSCJYHFT4TBIXLR2325SNS · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/IEXZWAMVKGZKHALV4IVWQS2ORJKRH57U · Vendor Advisory