Description
An issue was discovered in the _asn1_decode_simple_ber function in decoding.c in GNU Libtasn1 before 4.13. Unlimited recursion in the BER decoder leads to stack exhaustion and DoS.
References (7)
Core 7
Core References
Third Party Advisory x_refsource_confirm
https://gitlab.com/gnutls/libtasn1/commit/946565d8eb05fbf7970ea366e817581bb5a90910
Issue Tracking, Third Party Advisory x_refsource_confirm
https://bugzilla.suse.com/show_bug.cgi?id=1076832
Issue Tracking, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1535926
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2018/dsa-4106
Patch, Vendor Advisory x_refsource_confirm
http://git.savannah.nongnu.org/cgit/libtasn1.git/commit/?id=c593ae84cfcde8fea45787e53950e0ac71e9ca97
Mailing List mailing-list
x_refsource_mlist
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
Mailing List mailing-list
x_refsource_mlist
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
Scores
CVSS v3
7.5
EPSS
0.0158
EPSS Percentile
81.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-674
Status
published
Products (4)
debian/debian_linux
9.0
fedoraproject/fedora
26
fedoraproject/fedora
27
gnu/libtasn1
< 4.12
Published
Jan 22, 2018
Tracked Since
Feb 18, 2026