What is CVE-2019-12802?

CVE-2019-12802 is a high-severity vulnerability in Radare Radare2, classified under Use After Free. CVSS score: 7.8/10. Published 2019-06-13.

How severe is CVE-2019-12802?

High severity. CVSS v3 base score is 7.8 out of 10.

Use After Free in Radare Radare2

CVE-2019-12802

In radare2 through 3.5.1, the rcc_context function of libr/egg/egg_lang.c mishandles changing context. This allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact (invalid memory access in r_egg_lang_parsechar; invalid free in rcc_pusharg).

Vulnerability class: Use-After-Free

EPSS: 0.016 (73.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Radare Radare2
Fedoraproject Fedora — versions 29, 30
N/a — versions n/a

Weakness classification (CWE)

CWE-416 — Use After Free

References

cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
cve@mitre.org (x_refsource_FEDORA, vendor-advisory)

Frequently asked questions

What is CVE-2019-12802?: CVE-2019-12802 is a high-severity vulnerability in Radare Radare2, classified under Use After Free. CVSS score: 7.8/10. Published 2019-06-13.
How severe is CVE-2019-12802?: High severity. CVSS v3 base score is 7.8 out of 10.