ghsa-jc9r-qcgw-fxq9
Vulnerability from github
Withdrawn Advisory
This advisory has been withdrawn because the affected code was never included in a release. This link has been maintained to preserve external references.
Original Description
A vulnerability was found in sparklemotion nokogiri c29c920907366cb74af13b4dc2230e9c9e23b833. It has been classified as problematic. This affects the function hashmap_get_with_hash of the file gumbo-parser/src/hashmap.c. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The patch is named ada4708e5a67114402cd3feb70a4e1d1d7cf773a. It is recommended to apply a patch to fix this issue. The project maintainer explains that the affected code was merged into the main branch but the commit never appeared in an official release.
{
"affected": [
{
"package": {
"ecosystem": "RubyGems",
"name": "nokogiri"
},
"versions": [
"0"
]
}
],
"aliases": [
"CVE-2025-6494"
],
"database_specific": {
"cwe_ids": [
"CWE-119"
],
"github_reviewed": true,
"github_reviewed_at": "2025-06-30T20:45:00Z",
"nvd_published_at": "2025-06-22T23:15:20Z",
"severity": "LOW"
},
"details": "### Withdrawn Advisory\n\nThis advisory has been withdrawn because the affected code was never included in a release. This link has been maintained to preserve external references.\n\n### Original Description\n\nA vulnerability was found in sparklemotion nokogiri c29c920907366cb74af13b4dc2230e9c9e23b833. It has been classified as problematic. This affects the function hashmap_get_with_hash of the file gumbo-parser/src/hashmap.c. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The patch is named ada4708e5a67114402cd3feb70a4e1d1d7cf773a. It is recommended to apply a patch to fix this issue. The project maintainer explains that the affected code was merged into the main branch but the commit never appeared in an official release.",
"id": "GHSA-jc9r-qcgw-fxq9",
"modified": "2025-06-30T21:44:39Z",
"published": "2025-06-23T00:30:19Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-6494"
},
{
"type": "WEB",
"url": "https://github.com/sparklemotion/nokogiri/issues/3508"
},
{
"type": "WEB",
"url": "https://github.com/sparklemotion/nokogiri/pull/3524"
},
{
"type": "WEB",
"url": "https://github.com/sparklemotion/nokogiri/commit/ada4708e5a67114402cd3feb70a4e1d1d7cf773a"
},
{
"type": "PACKAGE",
"url": "https://github.com/sparklemotion/nokogiri"
},
{
"type": "WEB",
"url": "https://github.com/user-attachments/files/19825279/nokogiri_crash_2.txt"
},
{
"type": "WEB",
"url": "https://vuldb.com/?ctiid.313611"
},
{
"type": "WEB",
"url": "https://vuldb.com/?id.313611"
},
{
"type": "WEB",
"url": "https://vuldb.com/?submit.601006"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
"type": "CVSS_V4"
}
],
"summary": "sparklemotion nokogiri hashmap.c hashmap_get_with_hash heap-based overflow",
"withdrawn": "2025-06-30T20:45:00Z"
}
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.