CVE-2021-32762
Integer overflow that can lead to heap overflow in redis-cli, redis-sentinel on some platforms
02 Description
Integer overflow that can lead to heap overflow in redis-cli, redis-sentinel on some platforms
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.55% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 84.9% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2021-10-04 18:00Z5 YR AGO
- Last updated
- 2024-08-03 23:33Z2 YR AGO
- Reserved
- 2021-05-12
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.5)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- Data version
- 5.1
- Document digest
- 29fdba4e05575635350a70aa797d193ec97e6bcbbc530a5a28caaba00a6365f5
05 Affected products
06 References
- github.comhttps://github.com/redis/redis/security/advisories/GHSA-833w-8v3m-8wwr
- github.comhttps://github.com/redis/redis/commit/0215324a66af949be39b34be2d55143232c1cb71
- lists.fedoraproject.orgFEDORA-2021-8913c7900chttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VL5KXFN3ATM7IIM7Q4O4PWTSRGZ5744Z/
- lists.fedoraproject.orgFEDORA-2021-61c487f241https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HTYQ5ZF37HNGTZWVNJD3VXP7I6MEEF42/
- lists.fedoraproject.orgFEDORA-2021-aa94492a09https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WR5WKJWXD4D6S3DJCZ56V74ESLTDQRAB/
- www.debian.orgDSA-5001https://www.debian.org/security/2021/dsa-5001
- www.oracle.comhttps://www.oracle.com/security-alerts/cpuapr2022.html
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20211104-0003/
- security.gentoo.orgGLSA-202209-17https://security.gentoo.org/glsa/202209-17
07 Fixed in
Debian 12
- redis Fixed in 5:6.0.16-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- redis Fixed in 5:6.0.16-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- redis Fixed in 5:6.0.16-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- hiredis No fix yet
- webdis No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.