THREATOPS

THREAT OPS › Threat News › [NVD] CVE-2026-64031 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: erofs: fix managed cache race for unaligned extents After unaligned compressed extents were introduced, the following race could occur: [Thread 1] [Thread 2] (z_erofs_fill_bio

[NVD] CVE-2026-64031 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: erofs: fix managed cache race for unaligned extents After unaligned compressed extents were introduced, the following race could occur: [Thread 1] [Thread 2] (z_erofs_fill_bio

lownvdPublished 2026-07-19

CVE-2026-64031 CVSS: 7.8 HIGH Published: 2026-07-19T16:17:43.250

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

erofs: fix managed cache race for unaligned extents

After unaligned compressed extents were introduced, the following race could occur:

[Thread 1] [Thread 2] (z_erofs_fill_bio_vec) <handle a Z_EROFS_PREALLOCATED_FOLIO folio> ...

MITRE ATT&CK techniques

CompressionT1027.015

Indicators of compromise

CVE-2026-64031cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-64031