CVE-2021-29623
Uninitialized variable bug in Exiv2
02 Description
Uninitialized variable bug in Exiv2
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
- 1.10% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 65.5% of scored records. A rank, not a probability.
- NVD base score
- 3.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. 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
- 2021-05-13 00:00Z5 YR AGO
- Last updated
- 2024-08-03 22:11Z2 YR AGO
- Reserved
- 2021-03-30
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Low (CVSS 3.6)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
- Weaknesses
- CWE-908Use of Uninitialized ResourceBase
- Data version
- 5.1
- Document digest
- 5646e46cd28215464f29c1d90a76def467f8ad2f50f2e6a310a0c8bec3993882
05 Affected products
06 References
- github.comhttps://github.com/Exiv2/exiv2/security/advisories/GHSA-6253-qjwm-3q4v
- github.comhttps://github.com/Exiv2/exiv2/pull/1627
- lists.fedoraproject.orgFEDORA-2021-d1d5a0bf0fhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5I3RRZUGSBIUYZ5TIHLN55PKMAWCSJ5G/
- lists.fedoraproject.orgFEDORA-2021-8253c78bd7https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M2BPQNJKTRIDINTVJ22QMMTIZEPHVKXK/
- lists.fedoraproject.orgFEDORA-2021-bdba47348chttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RQAKFIQHW2AS3AGSJM42ABOA6CWIJBGM/
- lists.fedoraproject.orgFEDORA-2021-8917c5d9d2https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TZ5SGWHK64TB7ADRSVBGHEPDFN5CSOO3/
- security.gentoo.orgGLSA-202312-06https://security.gentoo.org/glsa/202312-06
07 Fixed in
AlmaLinux 8
- exiv2 Fixed in 0.27.4-5.el8
- exiv2-devel Fixed in 0.27.4-5.el8
- exiv2-doc Fixed in 0.27.4-5.el8
- exiv2-libs Fixed in 0.27.4-5.el8
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Arch Linux
- exiv2 Fixed in 0.27.4-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
CloudLinux 8
- exiv2 Fixed in 0.27.4-5.el8
- exiv2-devel Fixed in 0.27.4-5.el8
- exiv2-doc Fixed in 0.27.4-5.el8
- exiv2-libs Fixed in 0.27.4-5.el8
Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Debian 12
- exiv2 Fixed in 0.27.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- exiv2 Fixed in 0.27.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- exiv2 Fixed in 0.27.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- exiv2 Fixed in 0.27.2-8ubuntu2.4
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.