cve.bz

CVE-2021-42374

5.3 mediumEPSS 0.6%

Medium (5.3). EPSS 0.6% chance of exploitation in the next 30 days.

An out-of-bounds heap read in Busybox's unlzma applet leads to information leak and denial of service when crafted LZMA-compressed input is decompressed. This can be triggered by any applet/format that

Severity

CVSS 3.1

5.3 medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H
EPSS
0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)
CWE
CWE-125
Published
Modified
Record from
the NVD, synced

Affected

References

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