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Fencer Vulns
medium 5.3

CVE-2022-1437 json

Heap-based Buffer Overflow in radareorg/radare2

published 2022-04-22 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-24747

cvss
5.3
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 55%
public exploits
0
none known

Summary

Heap-based Buffer Overflow in GitHub repository radareorg/radare2 prior to 5.7.0. The bug causes the program reads data past the end of the intented buffer. Typically, this can allow attackers to read sensitive information from other memory locations or cause a crash.

Patch / fix

  • radareorg radareorg/radare2 5.7.0
  • radare2 openSUSE Tumbleweed 5.7.0-1.1

opensuse advisories openSUSE-SU-2024:12173-1

  • radare2 Alpine 3.24, Alpine 3.23, Alpine 3.22 +4 more 5.7.0-r0

alpine advisories ALPINE-CVE-2022-1437

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-1437 updated cvss 7.1

radare2: Heap-based Buffer Overflow in radare2 prior to 5.7.0

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.77% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • huntr.dev https://huntr.dev/bounties/af6c3e9e-b7df-4d80-b48f-77fdd17b4038 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 5.3 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
NVD 3.1 7.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
NVD 2.0 5.8 AV:N/AC:M/Au:N/C:P/I:N/A:P

Affected products

  • radareorg radareorg/radare2

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.