CVE-2022-27447 — Use After Free in Mariadb

CWE-416 — Use After FreeCWE-617 — Reachable Assertion8 documents8 sources
Severity
7.5HIGHNVD
EPSS
0.2%
top 53.06%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
MariadbDebian Mariadb-10.5Debian Linux+2 more
Timeline
PublishedApr 14
Latest updateJan 27

Description

MariaDB Server v10.9 and below was discovered to contain a use-after-free via the component Binary_string::free_buffer() at /sql/sql_string.h.

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/mariadb10.3.0 — 10.3.35+4
▶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-x3q7-35r8-p299: MariaDB Server v10↗2022-04-15
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OSV
CVE-2022-27447: MariaDB Server v10↗2022-04-14
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📋Vendor Advisories

5
CISA ICS
Festo Didactic SE MES PC↗2026-01-27
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Ubuntu
MariaDB vulnerabilities↗2022-11-23
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Microsoft
MariaDB Server v10.9 and below was discovered to contain a use-after-free via the component Binary_string::free_buffer() at /sql/sql_string.h.↗2022-04-12
▶
Debian
CVE-2022-27447: mariadb-10.5 - MariaDB Server v10.9 and below was discovered to contain a use-after-free via th...↗2022
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Red Hat
mariadb: use-after-poison in Binary_string::free_buffer↗2020-11-09
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