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THREAT OPS › Threat News › [NVD] CVE-2026-43492 (MEDIUM 5.5) — In the Linux kernel, the following vulnerability has been resolved: lib/crypto: mpi: Fix integer underflow in mpi_read_raw_from_sgl() Yiming reports an integer underflow in mpi_read_raw_from_sgl() when subtracting "lzeros" from the unsigned "nbytes". For this to happen, the sc

[NVD] CVE-2026-43492 (MEDIUM 5.5) — In the Linux kernel, the following vulnerability has been resolved: lib/crypto: mpi: Fix integer underflow in mpi_read_raw_from_sgl() Yiming reports an integer underflow in mpi_read_raw_from_sgl() when subtracting "lzeros" from the unsigned "nbytes". For this to happen, the sc

lownvdPublished 2026-05-19

CVE-2026-43492 CVSS: 5.5 MEDIUM Published: 2026-05-19T12:16:18.880

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

lib/crypto: mpi: Fix integer underflow in mpi_read_raw_from_sgl()

Yiming reports an integer underflow in mpi_read_raw_from_sgl() when subtracting "lzeros" from the unsigned "nbytes".

For this to happen, the scatterlist "sgl" needs to occupy more bytes than the

Indicators of compromise

CVE-2026-43492cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-43492