wireshark: Fix of 26 CVEs
- Add wireshark-0019-epan-add-simple-recursion-checks.patch: backport the increment/decrement_dissection_depth() API, a prerequisite for the recursion-depth fixes below (3.4.10 has no such API) - CVE-2023-1994: GQUIC dissector: fix a NULL pointer dereference - CVE-2024-4853: editcap: do not memmove more than the allocated buffer holds - CVE-2024-4855: editcap, libwiretap: do not use the array of initial decryption secrets after it has been freed - CVE-2026-15164: ciscodump: do not try to write more than PACKET_MAX_SIZE - CVE-2026-15167: DBS Etherwatch reader: keep buffer slack for an extra byte - CVE-2023-1993: LISP dissector: do not read past the LCAF payload length - CVE-2026-6867: SMB2 dissector: put bounds on total chained compression - CVE-2026-15172: FMP/NOTIFY dissector: stop precomputing the HandleList length - CVE-2026-15174: catapult-dct2000 dissector: cap the E-DCH no_ddi_entries count at MAX_EDCH_DDIS - CVE-2026-5407: SMB2 dissector: check for offset overflow in two more places - CVE-2026-6534: USB HID dissector: skip items with a report size of zero - CVE-2026-6522: RPKI-RTR dissector: check for overflow in the unknown PDU type case - CVE-2026-5404: K12 reader: fix a possible stack overflow when writing - CVE-2026-6529: iLBC codec plugin: report the proper decoded length in the multiframe case - CVE-2026-6530: DCP-ETSI dissector: reject a Reed-Solomon reassembly whose total size is not fcount * plen - CVE-2026-6870: GSM RP dissector: stop using a global for reass
- Products
- wireshark, wireshark-cli, wireshark-devel
- Affected versions
- Not specified
- Fixed versions
- 1:3.4.10-4.el9_2.tuxcare.els13
- CVEs
- CVE-2023-1993, CVE-2023-1994, CVE-2024-4853, CVE-2024-4855, CVE-2026-15164, CVE-2026-15167, CVE-2026-15172, CVE-2026-15174, CVE-2026-5401, CVE-2026-5404, CVE-2026-5406, CVE-2026-5407, CVE-2026-5408, CVE-2026-6521, CVE-2026-6522, CVE-2026-6526, CVE-2026-6527, CVE-2026-6529, CVE-2026-6530, CVE-2026-6532, CVE-2026-6534, CVE-2026-6535, CVE-2026-6538, CVE-2026-6867, CVE-2026-6869, CVE-2026-6870
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:49 UTC · Revision 1
Source evidence
- Add wireshark-0019-epan-add-simple-recursion-checks.patch: backport the increment/decrement_dissection_depth() API, a prerequisite for the recursion-depth fixes below (3.4.10 has no such API) - CVE-2023-1994: GQUIC dissector: fix a NULL pointer dereference - CVE-2024-4853: editcap: do not memmove more than the allocated buffer holds - CVE-2024-4855: editcap, libwiretap: do not use the array of initial decryption secrets after it has been freed - CVE-2026-15164: ciscodump: do not try to write more than PACKET_MAX_SIZE - CVE-2026-15167: DBS Etherwatch reader: keep buffer slack for an extra byte - CVE-2023-1993: LISP dissector: do not read past the LCAF payload length - CVE-2026-6867: SMB2 dissector: put bounds on total chained compression - CVE-2026-15172: FMP/NOTIFY dissector: stop precomputing the HandleList length - CVE-2026-15174: catapult-dct2000 dissector: cap the E-DCH no_ddi_entries count at MAX_EDCH_DDIS - CVE-2026-5407: SMB2 dissector: check for offset overflow in two more places - CVE-2026-6534: USB HID dissector: skip items with a report size of zero - CVE-2026-6522: RPKI-RTR dissector: check for overflow in the unknown PDU type case - CVE-2026-5404: K12 reader: fix a possible stack overflow when writing - CVE-2026-6529: iLBC codec plugin: report the proper decoded length in the multiframe case - CVE-2026-6530: DCP-ETSI dissector: reject a Reed-Solomon reassembly whose total size is not fcount * plen - CVE-2026-6870: GSM RP dissector: stop using a global for reass
osv:CLSA-2026-1786479348
wireshark
Fixed versions: 1:3.4.10-4.el9_2.tuxcare.els13
wireshark-cli
Fixed versions: 1:3.4.10-4.el9_2.tuxcare.els13
wireshark-devel
Fixed versions: 1:3.4.10-4.el9_2.tuxcare.els13
Complete source record
{
"id": "b58ee7db84c4e24033529117f0e47290e81c0d8f6eccf66d27f546eafbf80aaf",
"url": "https://osv.dev/vulnerability/CLSA-2026-1786479348",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "wireshark: Fix of 26 CVEs",
"summary": "- Add wireshark-0019-epan-add-simple-recursion-checks.patch: backport the increment/decrement_dissection_depth() API, a prerequisite for the recursion-depth fixes below (3.4.10 has no such API) - CVE-2023-1994: GQUIC dissector: fix a NULL pointer dereference - CVE-2024-4853: editcap: do not memmove more than the allocated buffer holds - CVE-2024-4855: editcap, libwiretap: do not use the array of initial decryption secrets after it has been freed - CVE-2026-15164: ciscodump: do not try to write more than PACKET_MAX_SIZE - CVE-2026-15167: DBS Etherwatch reader: keep buffer slack for an extra byte - CVE-2023-1993: LISP dissector: do not read past the LCAF payload length - CVE-2026-6867: SMB2 dissector: put bounds on total chained compression - CVE-2026-15172: FMP/NOTIFY dissector: stop precomputing the HandleList length - CVE-2026-15174: catapult-dct2000 dissector: cap the E-DCH no_ddi_entries count at MAX_EDCH_DDIS - CVE-2026-5407: SMB2 dissector: check for offset overflow in two more places - CVE-2026-6534: USB HID dissector: skip items with a report size of zero - CVE-2026-6522: RPKI-RTR dissector: check for overflow in the unknown PDU type case - CVE-2026-5404: K12 reader: fix a possible stack overflow when writing - CVE-2026-6529: iLBC codec plugin: report the proper decoded length in the multiframe case - CVE-2026-6530: DCP-ETSI dissector: reject a Reed-Solomon reassembly whose total size is not fcount * plen - CVE-2026-6870: GSM RP dissector: stop using a global for reass",
"evidence": "osv:CLSA-2026-1786479348",
"products": [
{
"name": {
"value": "wireshark",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:3.4.10-4.el9_2.tuxcare.els13",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "wireshark-cli",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:3.4.10-4.el9_2.tuxcare.els13",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "wireshark-devel",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:3.4.10-4.el9_2.tuxcare.els13",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1786479348",
"aliases": [
"CLSA-2026-1786479348"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:3.4.10-4.el9_2.tuxcare.els13"
}
]
}
],
"package": {
"name": "wireshark",
"purl": "pkg:rpm/tuxcare/wireshark?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786479348.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:3.4.10-4.el9_2.tuxcare.els13"
}
]
}
],
"package": {
"name": "wireshark-cli",
"purl": "pkg:rpm/tuxcare/wireshark-cli?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786479348.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:3.4.10-4.el9_2.tuxcare.els13"
}
]
}
],
"package": {
"name": "wireshark-devel",
"purl": "pkg:rpm/tuxcare/wireshark-devel?distro=almalinux-9.2",
"ecosystem": "TuxCare:AlmaLinux:9.2"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1786479348.json"
}
}
],
"modified": "2026-10-26T09:43:28.414107852Z",
"provider": "osv",
"upstream": [
"CVE-2023-1993",
"CVE-2023-1994",
"CVE-2024-4853",
"CVE-2024-4855",
"CVE-2026-15164",
"CVE-2026-15167",
"CVE-2026-15172",
"CVE-2026-15174",
"CVE-2026-5401",
"CVE-2026-5404",
"CVE-2026-5406",
"CVE-2026-5407",
"CVE-2026-5408",
"CVE-2026-6521",
"CVE-2026-6522",
"CVE-2026-6526",
"CVE-2026-6527",
"CVE-2026-6529",
"CVE-2026-6530",
"CVE-2026-6532",
"CVE-2026-6534",
"CVE-2026-6535",
"CVE-2026-6538",
"CVE-2026-6867",
"CVE-2026-6869",
"CVE-2026-6870"
],
"references": [
"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1786479348.html",
"https://nvd.nist.gov/vuln/detail/CVE-2023-1993",
"https://nvd.nist.gov/vuln/detail/CVE-2023-1994",
"https://nvd.nist.gov/vuln/detail/CVE-2024-4853",
"https://nvd.nist.gov/vuln/detail/CVE-2024-4855",
"https://nvd.nist.gov/vuln/detail/CVE-2026-15164",
"https://nvd.nist.gov/vuln/detail/CVE-2026-15167",
"https://nvd.nist.gov/vuln/detail/CVE-2026-15172",
"https://nvd.nist.gov/vuln/detail/CVE-2026-15174",
"https://nvd.nist.gov/vuln/detail/CVE-2026-5401",
"https://nvd.nist.gov/vuln/detail/CVE-2026-5404",
"https://nvd.nist.gov/vuln/detail/CVE-2026-5406",
"https://nvd.nist.gov/vuln/detail/CVE-2026-5407",
"https://nvd.nist.gov/vuln/detail/CVE-2026-5408",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6521",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6522",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6526",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6527",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6529",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6530",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6532",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6534",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6535",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6538",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6867",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6869",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6870"
]
},
"related_cves": [
{
"value": "CVE-2023-1993",
"evidence": "/upstream"
},
{
"value": "CVE-2023-1994",
"evidence": "/upstream"
},
{
"value": "CVE-2024-4853",
"evidence": "/upstream"
},
{
"value": "CVE-2024-4855",
"evidence": "/upstream"
},
{
"value": "CVE-2026-15164",
"evidence": "/upstream"
},
{
"value": "CVE-2026-15167",
"evidence": "/upstream"
},
{
"value": "CVE-2026-15172",
"evidence": "/upstream"
},
{
"value": "CVE-2026-15174",
"evidence": "/upstream"
},
{
"value": "CVE-2026-5401",
"evidence": "/upstream"
},
{
"value": "CVE-2026-5404",
"evidence": "/upstream"
},
{
"value": "CVE-2026-5406",
"evidence": "/upstream"
},
{
"value": "CVE-2026-5407",
"evidence": "/upstream"
},
{
"value": "CVE-2026-5408",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6521",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6522",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6526",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6527",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6529",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6530",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6532",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6534",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6535",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6538",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6867",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6869",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6870",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 449929,
"published_at": "2026-08-11T20:16:23+00:00"
}