DEBIAN-CVE-2026-1998
A flaw has been found in micropython up to 1.27.0. This vulnerability affects the function mp_import_all of the file py/runtime.c. This manipulation causes memory corruption. The attack needs to be launched locally. The exploit has been published and may be used. Patch name: 570744d06c5ba9dba59b4c3f432ca4f0abd396b6. It is suggested to install a patch to address this issue.
DEBIAN-CVE-2026-1998
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:DEBIAN-CVE-2026-1998
micropython
Source reference: /affected/0/package/name
- Affected versions
- 1.25.0+ds-1
Source reference:
/affected/0/versions1.26.1+ds-1Source reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
micropython
Source reference: /affected/1/package/name
- Affected versions
- 1.25.0+ds-1
Source reference:
/affected/1/versions1.26.1+ds-1Source reference:
/affected/1/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "micropython",
"purl": "pkg:deb/debian/micropython?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"1.25.0+ds-1",
"1.26.1+ds-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-1998.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "micropython",
"purl": "pkg:deb/debian/micropython?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"1.25.0+ds-1",
"1.26.1+ds-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-1998.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #56193 · Revision 1
- Added to Heist Feed
- Publisher date