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Fencer Vulns
medium 5.5

CVE-2022-2881 json

Buffer overread in statistics channel code

published 2022-09-21 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-35113

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 72%
public exploits
0
none known

Summary

The underlying bug might cause read past end of the buffer and either read memory it should not read, or crash the process.

Patch / fix

  • isc bind 9.18.7, 9.19.5
  • bind9 Debian 14, Debian 13, Debian 12 1:9.18.7-1

debian advisories DEBIAN-CVE-2022-2881

  • bind9 Ubuntu 22.04 LTS 1:9.18.1-1ubuntu1.2

ubuntu advisories UBUNTU-CVE-2022-2881

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • bind openSUSE Tumbleweed 9.18.7-1.1

opensuse advisories openSUSE-SU-2024:12356-1

  • bind Alpine 3.16, Alpine 3.15, Alpine 3.14 +1 more 9.16.33-r0
  • bind Alpine 3.24, Alpine 3.23, Alpine 3.22 +5 more 9.18.7-r0

alpine advisories ALPINE-CVE-2022-2881

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-2022-2881 updated cvss 5.5

bind: buffer overread in statistics channel code

  • Red Hat Enterprise Linux 6 bind, bind-sdb, bind-libs, bind-utils, bind-chroot Red Hat Enterprise Linux 7 bind, bind-sdb, bind-libs, bind-utils, bind-chroot, bind-pkcs11, +6 more Red Hat Enterprise Linux 8 bind, bind-sdb, bind9.16, bind-libs, bind-utils, bind-chroot, +14 more Red Hat Enterprise Linux 9 bind, dhcp, bind-libs, bind-utils, dhcp-relay, bind-chroot, +6 more
    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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
17 mo ago

Exploit prediction

1.41% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:H
NVD 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

Affected products

  • ISC BIND9

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.