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Description

NULL pointer dereference vulnerability exists in GNU libmicrohttpd v1.0.2 and earlier. The vulnerability was fixed in commit ff13abc on the master branch of the libmicrohttpd Git repository, after the v1.0.2 tag. A specially crafted packet sent by an attacker could cause a denial-of-service (DoS) condition.

PUBLISHED Reserved 2025-11-03 | Published 2025-11-10 | Updated 2025-11-10 | Assigner jpcert




HIGH: 7.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Problem types

NULL pointer dereference

Product status

v1.0.2 and earlier (The vulnerability remains in the source code up until commit ff13abc on the master branch of the libmicrohttpd Git repository
affected

after the v1.0.2 tag.)
affected

References

www.gnu.org/software/libmicrohttpd/

git.gnunet.org/...d=ff13abc1c1d7d2b30d69d5c0bd4a237e1801c50b

jvn.jp/en/jp/JVN76719218/

cve.org (CVE-2025-59777)

nvd.nist.gov (CVE-2025-59777)

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