CVE-2022-27387 — Classic Buffer Overflow in Mariadb

CWE-120 — Classic Buffer OverflowCWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer8 documents8 sources
Severity
7.5HIGHNVD
EPSS
0.2%
top 52.10%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
MariadbDebian Mariadb-10.5Debian Linux+2 more
Timeline
PublishedApr 12
Latest updateJan 27

Description

MariaDB Server v10.7 and below was discovered to contain a global buffer overflow in the component decimal_bin_size, which is exploited via specially crafted SQL statements.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages4 packages

▶NVDmariadb/mariadb10.2.0 — 10.2.44+5
▶debiandebian/mariadb-10.5< mariadb-10.5 1:10.5.18-0+deb11u1 (bullseye)

Also affects: Debian Linux 10.0

🔴Vulnerability Details

2
GHSA
GHSA-cw8p-532r-7gqx: MariaDB Server v10↗2022-04-13
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OSV
CVE-2022-27387: MariaDB Server v10↗2022-04-12
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📋Vendor Advisories

5
CISA ICS
Festo Didactic SE MES PC↗2026-01-27
▶
Ubuntu
MariaDB vulnerabilities↗2022-11-23
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Microsoft
MariaDB Server v10.7 and below was discovered to contain a global buffer overflow in the component decimal_bin_size which is exploited via specially crafted SQL statements.↗2022-04-12
▶
Debian
CVE-2022-27387: mariadb-10.5 - MariaDB Server v10.7 and below was discovered to contain a global buffer overflo...↗2022
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Red Hat
mariadb: assertion failures in decimal_bin_size↗2021-04-01
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