CVE-2019-20433: libaspell.a in GNU Aspell before 0.60.8 has a buffer over-read for a string ending with a single '\0' byte, if the encoding is set to ucs-2 or ucs-4 outside of…

PriorityP339critical9.1CVSS 3.1

AVNACLPRNUINSUCHINAH

EPSS

1.74%

75.1th percentile

libaspell.a in GNU Aspell before 0.60.8 has a buffer over-read for a string ending with a single '\0' byte, if the encoding is set to ucs-2 or ucs-4 outside of the application, as demonstrated by the ASPELL_CONF environment variable.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
debian	aspell	< aspell 0.60.7-3 (bookworm)	aspell 0.60.7-3 (bookworm)
gnu	aspell	< 0.60.8	0.60.8
gnu	aspell	>= 0 < 0.60.7-3	0.60.7-3
gnu	aspell	>= 0 < 0.60.7-3	0.60.7-3
gnu	aspell	>= 0 < 0.60.7-3	0.60.7-3
gnu	aspell	>= 0 < 0.60.7-3	0.60.7-3

CVSS provenance

nvdv3.19.1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

nvdv2.06.4MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:P

osv9.1CRITICAL

vendor_debian9.1CRITICAL

vendor_redhat9.1CRITICAL

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