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CVE-2017-10790 The _asn1_check_identifier function in GNU Libtasn1 through 4.12 causes a NULL pointer dereference and crash when reading crafted input that triggers assignment of a NULL value within an asn1_node str...

HighCVSS 7.5 EPSS 4.9%
Published
Updated
Exploit status
No public exploit known

Description

The _asn1_check_identifier function in GNU Libtasn1 through 4.12 causes a NULL pointer dereference and crash when reading crafted input that triggers assignment of a NULL value within an asn1_node structure. It may lead to a remote denial of service attack.

Affected products

ProductAffected versionsFixed in
debian/libtasn1-6(Debian:12) < 4.12-2.1 4.12-2.1
debian/libtasn1-6(Debian:13) < 4.12-2.1 4.12-2.1
debian/libtasn1-6(Debian:14) < 4.12-2.1 4.12-2.1
GNU libtasn1 <= 4.12 No fix listed
alpine/libtasn1(Alpine:v3.10) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.11) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.12) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.13) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.14) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.15) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.16) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.17) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.18) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.19) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.20) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.21) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.22) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.23) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.24) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.3) < 4.7-r3 4.7-r3
alpine/libtasn1(Alpine:v3.4) < 4.8-r2 4.8-r2
alpine/libtasn1(Alpine:v3.5) < 4.9-r2 4.9-r2
alpine/libtasn1(Alpine:v3.6) < 4.10-r2 4.10-r2
alpine/libtasn1(Alpine:v3.7) < 4.12-r1 4.12-r1
alpine/libtasn1(Alpine:v3.8) < 4.12-r1 4.12-r1
Show 1 more
ProductAffected versionsFixed in
alpine/libtasn1(Alpine:v3.9) < 4.12-r1 4.12-r1

References