CVE-2021-3588 — Out-of-bounds Read in Bluez

CWE-125 — Out-of-bounds ReadCWE-788 — Access of Memory Location After End of Buffer8 documents7 sources
Severity
3.3LOWNVD
OSV4.2
EPSS
0.1%
top 68.89%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
BluezDebian BluezMsrc Cbl2 Bluez 5.63-1 ON CBL Mariner 2.0+2 more
Timeline
PublishedJun 10
Latest updateMay 24

Description

The cli_feat_read_cb() function in src/gatt-database.c does not perform bounds checks on the 'offset' variable before using it as an index into an array for reading.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NExploitability: 1.8 | Impact: 1.4

Affected Packages8 packages

▶CVEListV5bluez/bluezunspecified — 5.56
▶NVDbluez/bluez< 5.56
▶debiandebian/bluez< bluez 5.55-3.1 (bookworm)
▶Debianbluez/bluez< 5.55-3.1+3
▶Ubuntubluez/bluez< 5.48-0ubuntu3.5+1

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-3h8m-q4x3-3fhw: The cli_feat_read_cb() function in src/gatt-database↗2022-05-24
▶
OSV
bluez vulnerabilities↗2021-06-16
▶
OSV
CVE-2021-3588: The cli_feat_read_cb() function in src/gatt-database↗2021-06-10
▶

📋Vendor Advisories

4
Ubuntu
BlueZ vulnerabilities↗2021-06-16
▶
Microsoft
memory contents disclosure in cli_feat_read_cb↗2021-06-08
▶
Red Hat
bluez: out-of-bounds read in cli_feat_read_cb() in src/gatt-database.c↗2021-01-04
▶
Debian
CVE-2021-3588: bluez - The cli_feat_read_cb() function in src/gatt-database.c does not perform bounds c...↗2021
▶