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Vulnerability details: VCID-9hwf-nqgn-aaaa
Vulnerability ID VCID-9hwf-nqgn-aaaa
Aliases CVE-2021-37600
Summary An integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were able to use system resources in a way that leads to a large number in the /proc/sysvipc/sem file. NOTE: this is unexploitable in GNU C Library environments, and possibly in all realistic environments.
Status Disputed
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-190 Integer Overflow or Wraparound
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
cvssv3 4.7 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-37600.json
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rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1987320
cvssv3.1 5.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 1.2 https://nvd.nist.gov/vuln/detail/CVE-2021-37600
cvssv3 5.5 https://nvd.nist.gov/vuln/detail/CVE-2021-37600
cvssv3.1 5.5 https://nvd.nist.gov/vuln/detail/CVE-2021-37600
archlinux Medium https://security.archlinux.org/AVG-2236
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-37600.json
https://api.first.org/data/v1/epss?cve=CVE-2021-37600
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37600
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/karelzak/util-linux/commit/1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c
https://github.com/karelzak/util-linux/issues/1395
https://lists.debian.org/debian-lts-announce/2024/04/msg00005.html
https://security.netapp.com/advisory/ntap-20210902-0002/
1987320 https://bugzilla.redhat.com/show_bug.cgi?id=1987320
991619 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=991619
AVG-2236 https://security.archlinux.org/AVG-2236
cpe:2.3:a:kernel:util-linux:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:kernel:util-linux:*:*:*:*:*:*:*:*
cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*
CVE-2021-37600 https://nvd.nist.gov/vuln/detail/CVE-2021-37600
GLSA-202401-08 https://security.gentoo.org/glsa/202401-08
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-37600.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:L/AC:H/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-37600
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-37600
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-37600
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.06618
EPSS Score 0.00035
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-04-18T10:40:00.653808+00:00 NVD CVE Status Improver Improve https://cveawg.mitre.org/api/cve/CVE-2021-37600 36.0.0