CVE-2018-18751 log

Source	CVE Red Hat MITRE NVD Debian Ubuntu SUSE Alpine Mageia CVE Details CIRCL Bugs Arch Linux Red Hat Gentoo SUSE GitHub Lists oss-security full-disclosure bugtraq Misc GitHub code web search
Severity	High
Remote	Yes
Type	Arbitrary code execution
Description	An issue was discovered in GNU gettext 0.19.8. There is a double free in default_add_message in read-catalog.c, related to an invalid free in po_gram_parse in po-gram-gen.y, as demonstrated by lt-msgfmt.

Group	Package	Affected	Fixed	Severity	Status	Ticket
AVG-885	gettext	0.19.8.1-1	0.20.1-1	High	Fixed

Date	Advisory	Group	Package	Severity	Type
24 Aug 2019	ASA-201908-14	AVG-885	gettext	High	arbitrary code execution

References
https://github.com/CCCCCrash/POCs/tree/master/Bin/Tools-gettext-0.19.8.1/heapcorruption https://github.com/CCCCCrash/POCs/tree/master/Bin/Tools-gettext-0.19.8.1/doublefree https://git.savannah.gnu.org/gitweb/?p=gettext.git;a=commitdiff;h=dce3a16

References

https://github.com/CCCCCrash/POCs/tree/master/Bin/Tools-gettext-0.19.8.1/heapcorruption
https://github.com/CCCCCrash/POCs/tree/master/Bin/Tools-gettext-0.19.8.1/doublefree
https://git.savannah.gnu.org/gitweb/?p=gettext.git;a=commitdiff;h=dce3a16