OSV-2026-1026

See a problem?
Import Source
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/open62541/OSV-2026-1026.yaml
JSON Data
https://api.osv.dev/v1/vulns/OSV-2026-1026
Published
2026-07-05T00:16:13.388828Z
Modified
2026-07-05T00:16:13.389099Z
Summary
Global-buffer-overflow in txt2sd
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=530698821

Crash type: Global-buffer-overflow READ 1
Crash state:
txt2sd
fuzz_mdns_xht.cc
References

Affected packages

OSS-Fuzz / open62541

Package

Name
open62541
Purl
pkg:generic/open62541

Affected ranges

Type
GIT
Repo
https://github.com/open62541/open62541.git
Events
Introduced
78e28f558c4a36cb10c86962c86d6770482920e5
Fixed
81470adffcc5540e8016aeb6fcd0601e5f062dbb

Affected versions

v1.*
v1.5.5

Ecosystem specific 

{
    "severity": null
}

Database specific

fixed_range 
"60ce89f3625577c88374d4d44e2a197f68f8a6c3:81470adffcc5540e8016aeb6fcd0601e5f062dbb"
source 
"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/open62541/OSV-2026-1026.yaml"
introduced_range 
"ced702b03d0d53f91779dafd1e91f7a32f7e9947:187849f2d3c64083427722cbdd106cb03c9e6192"