Low
Security advisory
In FreeRDP after 1.0 and before 2.0.0, there is a stream out-of-bounds seek in update_read_synchronize that could lead to a later out-of-bounds read.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-11046
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:33 UTC · Revision 1
Source evidence
In FreeRDP after 1.0 and before 2.0.0, there is a stream out-of-bounds seek in update_read_synchronize that could lead to a later out-of-bounds read.
osv:CVE-2020-11046
Complete source record
{
"id": "695296d5e2f9bd05796608f3f91aeca024bc05a2ce10fdabee308c2a334cfdbc",
"url": "https://osv.dev/vulnerability/CVE-2020-11046",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-11046",
"summary": "In FreeRDP after 1.0 and before 2.0.0, there is a stream out-of-bounds seek in update_read_synchronize that could lead to a later out-of-bounds read.",
"evidence": "osv:CVE-2020-11046",
"products": [],
"severity": "low",
"structured": {
"id": "CVE-2020-11046",
"aliases": [
"CVE-2020-11046",
"GHSA-hx48-wmmm-mr5q"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/freerdp/freerdp",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "5ab2bed8749747b8e4b2ed431fd102bc726be684"
},
{
"fixed": "ed53cd148f43cbab905eaa0f5308c2bf3c48cc37"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "2.0.0"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "ed53cd148f43cbab905eaa0f5308c2bf3c48cc37"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"2.0.0-rc4",
"2.0.0-rc3",
"2.0.0-rc2",
"2.0.0-rc1",
"2.0.0-rc0",
"2.0.0-beta1+android11",
"2.0.0-beta1+android10",
"1.2.0-beta1+android9",
"1.2.0-beta1+android7",
"1.1.0-beta+2013071101",
"1.1.0-beta1+ios4",
"1.1.0-beta1+android5",
"1.1.0-beta1+android4",
"1.1.0-beta1+ios3",
"1.1.0-beta1+ios2",
"1.1.0-beta1+android3",
"1.1.0-beta1+android2",
"1.1.0-beta1+ios1",
"1.1.0-beta1",
"1.0.1",
"1.0.0",
"1.0-beta5",
"1.0-beta4",
"1.0-beta2",
"1.0-beta1"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-11046.json",
"vanir_signatures": [
{
"id": "CVE-2020-11046-0dce6f6a",
"digest": {
"threshold": 0.9,
"line_hashes": [
"13042919185167534114805622393490891419",
"241953358141075650034132261005884757490",
"34074634668290205622398495896884120649",
"204398317245810280528487698517683644969",
"208674663881271297301380033824081893010",
"64476915098489187241963133031093818481",
"61011359946805812857078709867111121053",
"303452396618302115624729449813086304773",
"45920698666313333821827682176108508955",
"41629547567457153198214237741416975155",
"333094466083646783385992418232216203030"
]
},
"source": "https://github.com/freerdp/freerdp/commit/ed53cd148f43cbab905eaa0f5308c2bf3c48cc37",
"target": {
"file": "libfreerdp/core/update.c"
},
"deprecated": false,
"signature_type": "Line",
"signature_version": "v1"
},
{
"id": "CVE-2020-11046-13d262e7",
"digest": {
"length": 101,
"function_hash": "131171540022544086868424748921147831000"
},
"source": "https://github.com/freerdp/freerdp/commit/ed53cd148f43cbab905eaa0f5308c2bf3c48cc37",
"target": {
"file": "libfreerdp/core/update.c",
"function": "update_read_synchronize"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
},
{
"id": "CVE-2020-11046-743fee68",
"digest": {
"length": 1341,
"function_hash": "313059406748321325679007879021831652814"
},
"source": "https://github.com/freerdp/freerdp/commit/ed53cd148f43cbab905eaa0f5308c2bf3c48cc37",
"target": {
"file": "libfreerdp/core/update.c",
"function": "update_recv"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
}
],
"vanir_signatures_modified": "2026-10-20T13:49:08Z"
}
}
],
"modified": "2026-10-20T13:49:08.566769324Z",
"provider": "osv",
"references": [
"https://github.com/FreeRDP/FreeRDP/issues/6006",
"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-hx48-wmmm-mr5q",
"https://lists.debian.org/debian-lts-announce/2020/08/msg00054.html",
"https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html",
"https://usn.ubuntu.com/4379-1/",
"https://usn.ubuntu.com/4382-1/",
"https://github.com/FreeRDP/FreeRDP/commit/ed53cd148f43cbab905eaa0f5308c2bf3c48cc37"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "18.04"
},
{
"last_affected": "18.04"
},
{
"introduced": "19.10"
},
{
"last_affected": "19.10"
},
{
"introduced": "20.04"
},
{
"last_affected": "20.04"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "9.0"
},
{
"last_affected": "9.0"
},
{
"introduced": "10.0"
},
{
"last_affected": "10.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2020-11046",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 388249,
"published_at": "2020-05-07T19:15:11.843+00:00"
}