CVE-2020-11721

published 2020-04-12

CVE-2020-11721: load_png in loader.c in libsixel.a in libsixel 1.8.6 has an uninitialized pointer leading to an invalid call to free, which can cause a denial of service.

Priority P4 23 medium 6.5 CVSS 3.1

AV N AC L PR N UI R S U C N I N A H

load_png in loader.c in libsixel.a in libsixel 1.8.6 has an uninitialized pointer leading to an invalid call to free, which can cause a denial of service.

Affected

5 ranges

Vendor	Product	Version range	Fixed in
debian	libsixel	< libsixel 1.10.3-1 (bookworm)	libsixel 1.10.3-1 (bookworm)
libsixel_project	libsixel	>= 0 < 1.10.3-1	1.10.3-1
libsixel_project	libsixel	>= 0 < 1.10.3-1	1.10.3-1
libsixel_project	libsixel	>= 0 < 1.10.3-1	1.10.3-1
saitoha	libsixel	—	—

CVSS provenance

nvd v3.1 6.5 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

nvd v2.0 4.3 MEDIUM AV:N/AC:M/Au:N/C:N/I:N/A:P

osv 6.5 MEDIUM

vendor_debian 6.5 LOW

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