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THREAT OPS › Threat News › [NVD] CVE-2026-68278 — In the Linux kernel, the following vulnerability has been resolved: drm/dp/mst: fix buffer overflows in sideband chunk accumulation drm_dp_sideband_append_payload() has three related bugs when processing device-provided sideband reply data: 1. Zero-length curchunk_len underflo

[NVD] CVE-2026-68278 — In the Linux kernel, the following vulnerability has been resolved: drm/dp/mst: fix buffer overflows in sideband chunk accumulation drm_dp_sideband_append_payload() has three related bugs when processing device-provided sideband reply data: 1. Zero-length curchunk_len underflo

mednvdPublished 2026-08-10

CVE-2026-68278 CVSS: None Published: 2026-08-10T13:20:16.920

In the Linux kernel, the following vulnerability has been resolved:

drm/dp/mst: fix buffer overflows in sideband chunk accumulation

drm_dp_sideband_append_payload() has three related bugs when processing device-provided sideband reply data:

1. Zero-length curchunk_len underflow: msg_len is a 6-bit field taken directly from the DP

Indicators of compromise

CVE-2026-68278cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-68278