Search criteria
1 vulnerability by xz_project
CVE-2021-29482 (GCVE-0-2021-29482)
Vulnerability from cvelistv5 – Published: 2021-04-28 18:15 – Updated: 2024-08-03 22:11
VLAI?
Summary
xz is a compression and decompression library focusing on the xz format completely written in Go. The function readUvarint used to read the xz container format may not terminate a loop provide malicous input. The problem has been fixed in release v0.5.8. As a workaround users can limit the size of the compressed file input to a reasonable size for their use case. The standard library had recently the same issue and got the CVE-2020-16845 allocated.
Severity ?
7.5 (High)
CWE
- CWE-835 - {"CWE-835":"Loop with Unreachable Exit Condition ('Infinite Loop')"}
Assigner
References
| URL | Tags | |||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T22:11:05.477Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM",
"x_transferred"
],
"url": "https://github.com/ulikunitz/xz/security/advisories/GHSA-25xm-hr59-7c27"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://github.com/ulikunitz/xz/commit/69c6093c7b2397b923acf82cb378f55ab2652b9b"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "xz",
"vendor": "ulikunitz",
"versions": [
{
"status": "affected",
"version": "\u003c 0.5.8"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "xz is a compression and decompression library focusing on the xz format completely written in Go. The function readUvarint used to read the xz container format may not terminate a loop provide malicous input. The problem has been fixed in release v0.5.8. As a workaround users can limit the size of the compressed file input to a reasonable size for their use case. The standard library had recently the same issue and got the CVE-2020-16845 allocated."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-835",
"description": "{\"CWE-835\":\"Loop with Unreachable Exit Condition (\u0027Infinite Loop\u0027)\"}",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-04-28T18:15:15",
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M"
},
"references": [
{
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/ulikunitz/xz/security/advisories/GHSA-25xm-hr59-7c27"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/ulikunitz/xz/commit/69c6093c7b2397b923acf82cb378f55ab2652b9b"
}
],
"source": {
"advisory": "GHSA-25xm-hr59-7c27",
"discovery": "UNKNOWN"
},
"title": "denial of service in github.com/ulikunitz/xz",
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "security-advisories@github.com",
"ID": "CVE-2021-29482",
"STATE": "PUBLIC",
"TITLE": "denial of service in github.com/ulikunitz/xz"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "xz",
"version": {
"version_data": [
{
"version_value": "\u003c 0.5.8"
}
]
}
}
]
},
"vendor_name": "ulikunitz"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "xz is a compression and decompression library focusing on the xz format completely written in Go. The function readUvarint used to read the xz container format may not terminate a loop provide malicous input. The problem has been fixed in release v0.5.8. As a workaround users can limit the size of the compressed file input to a reasonable size for their use case. The standard library had recently the same issue and got the CVE-2020-16845 allocated."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "{\"CWE-835\":\"Loop with Unreachable Exit Condition (\u0027Infinite Loop\u0027)\"}"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://github.com/ulikunitz/xz/security/advisories/GHSA-25xm-hr59-7c27",
"refsource": "CONFIRM",
"url": "https://github.com/ulikunitz/xz/security/advisories/GHSA-25xm-hr59-7c27"
},
{
"name": "https://github.com/ulikunitz/xz/commit/69c6093c7b2397b923acf82cb378f55ab2652b9b",
"refsource": "MISC",
"url": "https://github.com/ulikunitz/xz/commit/69c6093c7b2397b923acf82cb378f55ab2652b9b"
}
]
},
"source": {
"advisory": "GHSA-25xm-hr59-7c27",
"discovery": "UNKNOWN"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"assignerShortName": "GitHub_M",
"cveId": "CVE-2021-29482",
"datePublished": "2021-04-28T18:15:15",
"dateReserved": "2021-03-30T00:00:00",
"dateUpdated": "2024-08-03T22:11:05.477Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}