UnratedFix available
Fix CVE(s): CVE-2026-57433, CVE-2026-9538
Type: advisorySources: OSV
* SECURITY UPDATE: denial of service via signed integer overflow when deserializing a crafted Storable blob - debian/patches/fixes/CVE-2026-57433.patch: reject a hook data item count of I32_MAX in retrieve_hook_common() in dist/Storable/Storable.xs before it is incremented and passed to av_extend(); backported from upstream commit e4f681784bcdeaa91ff02a2fa4cdcae5c46779d7. - CVE-2026-57433
- Products
- libperl-dev, libperl5.28, perl, perl-base, perl-debug, perl-doc, perl-modules-5.28
- Affected versions
- Not specified
- Fixed versions
- 5.28.1-6+deb10u1+tuxcare.els7
- CVEs
- CVE-2026-57433, CVE-2026-9538
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:22 UTC · Revision 1
Source evidence
* SECURITY UPDATE: denial of service via signed integer overflow when deserializing a crafted Storable blob - debian/patches/fixes/CVE-2026-57433.patch: reject a hook data item count of I32_MAX in retrieve_hook_common() in dist/Storable/Storable.xs before it is incremented and passed to av_extend(); backported from upstream commit e4f681784bcdeaa91ff02a2fa4cdcae5c46779d7. - CVE-2026-57433
osv:CLSA-2026-1788334635
libperl-dev
Fixed versions: 5.28.1-6+deb10u1+tuxcare.els7
libperl5.28
Fixed versions: 5.28.1-6+deb10u1+tuxcare.els7
perl
Fixed versions: 5.28.1-6+deb10u1+tuxcare.els7
perl-base
Fixed versions: 5.28.1-6+deb10u1+tuxcare.els7
perl-debug
Fixed versions: 5.28.1-6+deb10u1+tuxcare.els7
perl-doc
Fixed versions: 5.28.1-6+deb10u1+tuxcare.els7
perl-modules-5.28
Fixed versions: 5.28.1-6+deb10u1+tuxcare.els7
Complete source record
{
"id": "2fae052722f104f846ae23f4d6ec57149a26c5176b4b3dfe5248cd6407649029",
"url": "https://osv.dev/vulnerability/CLSA-2026-1788334635",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Fix CVE(s): CVE-2026-57433, CVE-2026-9538",
"summary": "* SECURITY UPDATE: denial of service via signed integer overflow when deserializing a crafted Storable blob - debian/patches/fixes/CVE-2026-57433.patch: reject a hook data item count of I32_MAX in retrieve_hook_common() in dist/Storable/Storable.xs before it is incremented and passed to av_extend(); backported from upstream commit e4f681784bcdeaa91ff02a2fa4cdcae5c46779d7. - CVE-2026-57433",
"evidence": "osv:CLSA-2026-1788334635",
"products": [
{
"name": {
"value": "libperl-dev",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.28.1-6+deb10u1+tuxcare.els7",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libperl5.28",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.28.1-6+deb10u1+tuxcare.els7",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "perl",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.28.1-6+deb10u1+tuxcare.els7",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "perl-base",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.28.1-6+deb10u1+tuxcare.els7",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "perl-debug",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.28.1-6+deb10u1+tuxcare.els7",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "perl-doc",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.28.1-6+deb10u1+tuxcare.els7",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "perl-modules-5.28",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.28.1-6+deb10u1+tuxcare.els7",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1788334635",
"aliases": [
"CLSA-2026-1788334635"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.28.1-6+deb10u1+tuxcare.els7"
}
]
}
],
"package": {
"name": "libperl-dev",
"purl": "pkg:deb/tuxcare/libperl-dev?distro=debian-10",
"ecosystem": "TuxCare:Debian:10"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1788334635.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.28.1-6+deb10u1+tuxcare.els7"
}
]
}
],
"package": {
"name": "libperl5.28",
"purl": "pkg:deb/tuxcare/libperl5.28?distro=debian-10",
"ecosystem": "TuxCare:Debian:10"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1788334635.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.28.1-6+deb10u1+tuxcare.els7"
}
]
}
],
"package": {
"name": "perl",
"purl": "pkg:deb/tuxcare/perl?distro=debian-10",
"ecosystem": "TuxCare:Debian:10"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1788334635.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.28.1-6+deb10u1+tuxcare.els7"
}
]
}
],
"package": {
"name": "perl-base",
"purl": "pkg:deb/tuxcare/perl-base?distro=debian-10",
"ecosystem": "TuxCare:Debian:10"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1788334635.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.28.1-6+deb10u1+tuxcare.els7"
}
]
}
],
"package": {
"name": "perl-debug",
"purl": "pkg:deb/tuxcare/perl-debug?distro=debian-10",
"ecosystem": "TuxCare:Debian:10"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1788334635.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.28.1-6+deb10u1+tuxcare.els7"
}
]
}
],
"package": {
"name": "perl-doc",
"purl": "pkg:deb/tuxcare/perl-doc?distro=debian-10",
"ecosystem": "TuxCare:Debian:10"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1788334635.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.28.1-6+deb10u1+tuxcare.els7"
}
]
}
],
"package": {
"name": "perl-modules-5.28",
"purl": "pkg:deb/tuxcare/perl-modules-5.28?distro=debian-10",
"ecosystem": "TuxCare:Debian:10"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1788334635.json"
}
}
],
"modified": "2026-10-26T09:31:53.123135523Z",
"provider": "osv",
"upstream": [
"CVE-2026-57433",
"CVE-2026-9538"
],
"references": [
"https://errata.tuxcare.com/els_os/debian10els/CLSA-2026-1788334635.html",
"https://nvd.nist.gov/vuln/detail/CVE-2026-57433",
"https://nvd.nist.gov/vuln/detail/CVE-2026-9538"
]
},
"related_cves": [
{
"value": "CVE-2026-57433",
"evidence": "/upstream"
},
{
"value": "CVE-2026-9538",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 448826,
"published_at": "2026-09-02T07:37:26+00:00"
}