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Medium severity5.5NVD Advisory· Published Sep 3, 2020· Updated Jun 17, 2026

CVE-2020-24385

CVE-2020-24385

Description

In MidnightBSD before 1.2.6 and 1.3 before August 2020, and FreeBSD before 7, a NULL pointer dereference was found in the Linux emulation layer that allows attackers to crash the running kernel. During binary interaction, td->td_emuldata in sys/compat/linux/linux_emul.h is not getting initialized and returns NULL from em_find().

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Affected products

4
  • Midnightbsd/Midnightbsd2 versions
    cpe:2.3:a:midnightbsd:midnightbsd:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:midnightbsd:midnightbsd:*:*:*:*:*:*:*:*range: <1.2.6
    • (no CPE)range: <1.2.6, <August 2020
  • FreeBSD/FreeBSD2 versions
    cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*range: <=7.0
    • (no CPE)range: <7

Patches

Vulnerability mechanics

References

2

News mentions

0

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