wireshark: Fix of 5 CVEs
- backport the epan dissection-depth API (recursion checks) from upstream 3.6 - CVE-2026-5401: limit recursion depth in AFP Spotlight query dissection - CVE-2026-5406: limit FC-SWILS zone-object recursion depth - CVE-2026-5408: limit BitTorrent DHT bencoded list/dict recursion depth - CVE-2026-6538: prevent overflow and stack exhaustion in the BEEP dissector - CVE-2026-6527: guard cyclic open-type dissection in generated ASN.1 dissectors against unbounded recursion
- Products
- wireshark, wireshark-cli, wireshark-devel
- Affected versions
- Not specified
- Fixed versions
- 1:3.4.10-7.el9_6.tuxcare.els8
- CVEs
- CVE-2026-5401, CVE-2026-5406, CVE-2026-5408, CVE-2026-6527, CVE-2026-6538
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:59 UTC · Revision 1
Source evidence
- backport the epan dissection-depth API (recursion checks) from upstream 3.6 - CVE-2026-5401: limit recursion depth in AFP Spotlight query dissection - CVE-2026-5406: limit FC-SWILS zone-object recursion depth - CVE-2026-5408: limit BitTorrent DHT bencoded list/dict recursion depth - CVE-2026-6538: prevent overflow and stack exhaustion in the BEEP dissector - CVE-2026-6527: guard cyclic open-type dissection in generated ASN.1 dissectors against unbounded recursion
osv:CLSA-2026-1785518972
wireshark
Fixed versions: 1:3.4.10-7.el9_6.tuxcare.els8
wireshark-cli
Fixed versions: 1:3.4.10-7.el9_6.tuxcare.els8
wireshark-devel
Fixed versions: 1:3.4.10-7.el9_6.tuxcare.els8
Complete source record
{
"id": "4092708e4c144b2b99daa051ce4ee619c59ce4d8d07d9ba66b02e11ee58384d2",
"url": "https://osv.dev/vulnerability/CLSA-2026-1785518972",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "wireshark: Fix of 5 CVEs",
"summary": "- backport the epan dissection-depth API (recursion checks) from upstream 3.6 - CVE-2026-5401: limit recursion depth in AFP Spotlight query dissection - CVE-2026-5406: limit FC-SWILS zone-object recursion depth - CVE-2026-5408: limit BitTorrent DHT bencoded list/dict recursion depth - CVE-2026-6538: prevent overflow and stack exhaustion in the BEEP dissector - CVE-2026-6527: guard cyclic open-type dissection in generated ASN.1 dissectors against unbounded recursion",
"evidence": "osv:CLSA-2026-1785518972",
"products": [
{
"name": {
"value": "wireshark",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:3.4.10-7.el9_6.tuxcare.els8",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "wireshark-cli",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:3.4.10-7.el9_6.tuxcare.els8",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "wireshark-devel",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:3.4.10-7.el9_6.tuxcare.els8",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1785518972",
"aliases": [
"CLSA-2026-1785518972"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:3.4.10-7.el9_6.tuxcare.els8"
}
]
}
],
"package": {
"name": "wireshark",
"purl": "pkg:rpm/tuxcare/wireshark?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1785518972.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:3.4.10-7.el9_6.tuxcare.els8"
}
]
}
],
"package": {
"name": "wireshark-cli",
"purl": "pkg:rpm/tuxcare/wireshark-cli?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1785518972.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:3.4.10-7.el9_6.tuxcare.els8"
}
]
}
],
"package": {
"name": "wireshark-devel",
"purl": "pkg:rpm/tuxcare/wireshark-devel?distro=almalinux-9.6",
"ecosystem": "TuxCare:AlmaLinux:9.6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1785518972.json"
}
}
],
"modified": "2026-10-26T09:43:59.735259577Z",
"provider": "osv",
"upstream": [
"CVE-2026-5401",
"CVE-2026-5406",
"CVE-2026-5408",
"CVE-2026-6527",
"CVE-2026-6538"
],
"references": [
"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1785518972.html",
"https://nvd.nist.gov/vuln/detail/CVE-2026-5401",
"https://nvd.nist.gov/vuln/detail/CVE-2026-5406",
"https://nvd.nist.gov/vuln/detail/CVE-2026-5408",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6527",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6538"
]
},
"related_cves": [
{
"value": "CVE-2026-5401",
"evidence": "/upstream"
},
{
"value": "CVE-2026-5406",
"evidence": "/upstream"
},
{
"value": "CVE-2026-5408",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6527",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6538",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 450284,
"published_at": "2026-07-31T17:29:46+00:00"
}