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Vulnerability details: VCID-6354-p39b-zbhp
Vulnerability ID VCID-6354-p39b-zbhp
Aliases CVE-2022-38749
GHSA-c4r9-r8fh-9vj2
Summary snakeYAML before 1.31 vulnerable to Denial of Service due to Out-of-bounds Write Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that causes the parser to crash by stackoverflow.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-121 Stack-based Buffer Overflow
CWE-787 Out-of-bounds Write
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-38749.json
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
epss 0.00533 https://api.first.org/data/v1/epss?cve=CVE-2022-38749
cvssv3.1 6.5 https://arxiv.org/pdf/2306.05534.pdf
generic_textual MODERATE https://arxiv.org/pdf/2306.05534.pdf
cvssv3.1 6.5 https://bitbucket.org/snakeyaml/snakeyaml
generic_textual MODERATE https://bitbucket.org/snakeyaml/snakeyaml
cvssv3.1 6.5 https://bitbucket.org/snakeyaml/snakeyaml/issues/525/got-stackoverflowerror-for-many-open
generic_textual MODERATE https://bitbucket.org/snakeyaml/snakeyaml/issues/525/got-stackoverflowerror-for-many-open
cvssv3.1 6.5 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47024
generic_textual MODERATE https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47024
cvssv3.1 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-c4r9-r8fh-9vj2
cvssv3.1 6.5 https://lists.debian.org/debian-lts-announce/2022/10/msg00001.html
generic_textual MODERATE https://lists.debian.org/debian-lts-announce/2022/10/msg00001.html
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2022-38749
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2022-38749
cvssv3.1 6.5 https://security.gentoo.org/glsa/202305-28
generic_textual MODERATE https://security.gentoo.org/glsa/202305-28
cvssv3.1 6.5 https://security.netapp.com/advisory/ntap-20240315-0010
generic_textual MODERATE https://security.netapp.com/advisory/ntap-20240315-0010
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-38749.json
https://api.first.org/data/v1/epss?cve=CVE-2022-38749
https://arxiv.org/pdf/2306.05534.pdf
https://bitbucket.org/snakeyaml/snakeyaml
https://bitbucket.org/snakeyaml/snakeyaml/issues/525/got-stackoverflowerror-for-many-open
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47024
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-38749
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2022/10/msg00001.html
https://nvd.nist.gov/vuln/detail/CVE-2022-38749
https://security.gentoo.org/glsa/202305-28
https://security.netapp.com/advisory/ntap-20240315-0010
2129706 https://bugzilla.redhat.com/show_bug.cgi?id=2129706
GHSA-c4r9-r8fh-9vj2 https://github.com/advisories/GHSA-c4r9-r8fh-9vj2
RHSA-2022:6757 https://access.redhat.com/errata/RHSA-2022:6757
RHSA-2022:8524 https://access.redhat.com/errata/RHSA-2022:8524
RHSA-2022:8652 https://access.redhat.com/errata/RHSA-2022:8652
RHSA-2022:8876 https://access.redhat.com/errata/RHSA-2022:8876
RHSA-2023:2097 https://access.redhat.com/errata/RHSA-2023:2097
RHSA-2023:2100 https://access.redhat.com/errata/RHSA-2023:2100
RHSA-2023:3641 https://access.redhat.com/errata/RHSA-2023:3641
RHSA-2023:7697 https://access.redhat.com/errata/RHSA-2023:7697
USN-5944-1 https://usn.ubuntu.com/5944-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-38749.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:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://arxiv.org/pdf/2306.05534.pdf
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:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://bitbucket.org/snakeyaml/snakeyaml
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:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://bitbucket.org/snakeyaml/snakeyaml/issues/525/got-stackoverflowerror-for-many-open
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:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47024
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:N/AC:L/PR:N/UI:N/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: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://lists.debian.org/debian-lts-announce/2022/10/msg00001.html
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:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-38749
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:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://security.gentoo.org/glsa/202305-28
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:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://security.netapp.com/advisory/ntap-20240315-0010
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 0.67341
EPSS Score 0.00533
Published At April 7, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:05:30.145553+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/09/GHSA-c4r9-r8fh-9vj2/GHSA-c4r9-r8fh-9vj2.json 38.0.0