CVE-2019-5188
A code execution vulnerability exists in the directory rehashing functionality of E2fsprogs e2fsck 1.45.4. A specially crafted ext4 directory can cause an out-of-bounds write on the stack, resulting
02 Description
A code execution vulnerability exists in the directory rehashing functionality of E2fsprogs e2fsck 1.45.4. A specially crafted ext4 directory can cause an out-of-bounds write on the stack, resulting
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 1.08% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 64.9% of scored records. A rank, not a probability.
- NVD base score
- 6.7 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-10-14.
- 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
- 2020-01-08 15:45Z6 YR AGO
- Last updated
- 2026-10-14 06:35Z15 DAYS AGO
- Reserved
- 2019-01-04
- Assigning CNA
- talos
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.5)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.2
- Document digest
- c48765174c3cfb9cf9ff66261625b1255f0d221ca4942cb3d0f9101e31d2c2f9
05 Affected products
06 References
- lists.fedoraproject.orgFEDORA-2020-a724cc7926https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2AKETJ6BREDUHRWQTV35SPGG5C6H7KSI/
- usn.ubuntu.comUSN-4249-1https://usn.ubuntu.com/4249-1/
- lists.fedoraproject.orgFEDORA-2020-01ed02451fhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6DOBCYQKCTTWXBLMUPJ5TX3FY7JNCOKY/
- lists.opensuse.orgopenSUSE-SU-2020:0166http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00004.html
- lists.debian.org[debian-lts-announce] 20200324 [SECURITY] [DLA 2156-1] e2fsprogs security updatehttps://lists.debian.org/debian-lts-announce/2020/03/msg00030.html
- lists.debian.org[debian-lts-announce] 20200726 [SECURITY] [DLA 2290-1] e2fsprogs security updatehttps://lists.debian.org/debian-lts-announce/2020/07/msg00021.html
- talosintelligence.comhttps://talosintelligence.com/vulnerability_reports/TALOS-2019-0973
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20220506-0001/
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-398330.html
07 Fixed in
Debian 12
- e2fsprogs Fixed in 1.45.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- e2fsprogs Fixed in 1.45.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- e2fsprogs Fixed in 1.45.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- e2fsprogs Fixed in 1.42.13-1ubuntu1.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- e2fsprogs Fixed in 1.44.1-1ubuntu1.3
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- e2fsprogs Fixed in 1.42.9-3ubuntu1.3+esm2Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
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.