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High-risk vulnerability digests

CVE-2021-3420

  • CRITICAL

Details

CVSS v3
9.8
CVSS v2
7.5
NVD published
2021-03-05 21:15:13
Affected versions
cpe:2.3:a:newlib_project:newlib:*:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Summary
A flaw was found in newlib in versions prior to 4.0.0. Improper overflow validation in the memory allocation functions mEMALIGn, pvALLOc, nano_memalign, nano_valloc, nano_pvalloc could case an integer overflow, leading to an allocation of a small buffer and then to a heap-based buffer overflow.
Remediation
Not available in our cache.
Exploit info
Not available in our cache.

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