Use After Free in Radare Radare2
CVE-2021-32613
In radare2 through 5.3.0 there is a double free vulnerability in the pyc parse via a crafted file which can lead to DoS.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.012 (66.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: +0.000
Affected products
- Radare Radare2
- Fedoraproject Fedora — versions 33, 34
- Radare2 — versions radare2 versions before and including 5.3.0
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- github.com/radareorg/radare2/issues/18679 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- github.com/radareorg/radare2/issues/18667 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- github.com/radareorg/radare2/commit/a07dedb804a82bc01c07072861942dd80c6b6d62 (Patch, Third Party Advisory)
- github.com/radareorg/radare2/issues/18666 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- github.com/radareorg/radare2/commit/5e16e2d1c9fe245e4c17005d779fde91ec0b9c05 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-32613?
- CVE-2021-32613 is a medium-severity vulnerability in Radare Radare2, classified under Use After Free. CVSS score: 5.5/10. Published 2021-05-14.
- How severe is CVE-2021-32613?
- Medium severity. CVSS v3 base score is 5.5 out of 10.