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Attributed metadata history

REPORTPUBLIC METADATA

CVE-2023-32886: Mediatek Baseband Buffer Overflow During Handling SIP Multipart Messages

An attacker sending a malformed SIP message over VoLTE to a device with a Mediatek baseband can trigger the vulnerability described here. The impact is Heap Overflow in the baseband, triggered by malformed multipart SIP messages containing SMS data. The vulnerability described in this advisory affected a wide range of Mediatek devices. The January 2024 issue of the Mediatek Security Bulletin contains this vulnerability as CVE-2023-32886. Vulnerability Details SIP supports the processing of multipart requests (as described in RFC 1341), where a single message can contain multiple body parts, with different content type. In these messages each body fragment is separated by a boundary tag, that is defined in the boundary parameter of the Content-Type MIME header.

Reference details

Source category
research-report
First reported
Oct 01, 2025 00:00 UTC
Last reported
Oct 01, 2025 00:00 UTC
Catalog updated
Oct 13, 2026 08:35 UTC
Record ID
d5f32f8b72ad98a4b26f15cc076cb19d64062fcb115cf38cc757d62a34077611

Published indicators

Network indicators are visibly defanged. This page does not make them clickable or send them to another service.

No validated file hashes or network indicators are stored for this record.

Source observations

intelligence_src_350d40f2cc69277bca

Source-provided label
Publisher RSS metadata
Evidence class
mentioned in report
Confidence
Not reported
Observed
Oct 01, 2025 00:00 UTC
Retrieved
Oct 13, 2026 08:35 UTC

This record contains metadata and attribution only. It does not host, download, unpack, render, or execute malware samples.

Feed collection status

Sources represented on this page. Publication and observation dates describe the content; successful batch dates describe local collection. A recent batch does not certify complete coverage or current provider availability.

1 sources: 0 stale, 0 needing attention, 0 paused, 0 unverified.

Review source update dates and status
  • intelligence_src_350d40f2cc69277bcaRecent successful batchLast successful batch: Last attempt:

Stale means older than twice the recorded collection interval, with a minimum of one hour; without an interval, the threshold is 24 hours. Cached content remains available while a feed is stale, paused, or unverified.