Medium severity5.5NVD Advisory· Published Oct 15, 2026· Updated Oct 15, 2026
CVE-2026-111158
CVE-2026-111158
Description
EarthScope libmseed through 3.5.4 contains a heap out-of-bounds read vulnerability in ms3_detect() in parseutils.c that reads past truncated miniSEED 2 record buffers. Attackers can supply a 40 to 47 byte buffer passing MS2_ISVALIDHEADER to msr3_parse() or ms3_detect(), over-reading up to 8 bytes and potentially crashing the process.
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Affected products
1- Range: <=3.5.4
Patches
Vulnerability mechanics
References
4- github.com/EarthScope/libmseed/blob/d6e6ad306de5b7bdde072e5a5e3d58ddcc11abd8/parseutils.cnvd
- github.com/EarthScope/libmseed/commit/c93a36a1381e944b59b10967342ee1cb94304223nvd
- hackmd.io/@haind-pwn/libmseed-ms3detect-short-header-oob-readnvd
- www.vulncheck.com/advisories/earthscope-libmseed-through-3.5.4-heap-out-of-bounds-read-via-ms3-detectnvd
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