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Fencer Intel
medium 5.5

CVE-2022-2301 json

Buffer Over-read in hpjansson/chafa

published 4y ago modified 3mo ago also EUVD-2022-34573 , JLSEC-2026-1091

cvss
5.5
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits
0
none known

Summary

Buffer Over-read in GitHub repository hpjansson/chafa prior to 1.10.3.

Patch / fix

  • hpjansson hpjansson/chafa 1.10.3
  • chafa Debian 14, Debian 13, Debian 12 1.10.3-1

debian advisories DEBIAN-CVE-2022-2301

  • chafa Package Hub 15 SP4, openSUSE Leap 15.4 1.8.0-bp154.3.8.1
  • chafa Package Hub 15 SP3, openSUSE Leap 15.3 1.4.1-bp153.2.8.1

opensuse advisories openSUSE-SU-2022:10045-1openSUSE-SU-2022:10044-1

Is CVE-2022-2301 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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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-2022-2301 updated cvss 5.5

chafa: Buffer Over-read

  • 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

0.66% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • huntr.dev https://huntr.dev/bounties/f6b9114b-671d-4948-b946-ffe5c9aeb816 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P
OSV 3.0 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
OSV 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
julia Chafa_jll
all versions
 no fix listed

Affected products

  • hpjansson hpjansson/chafa

Classification

Weakness

References

Sources

Fencer Intel 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.