ghostscript: Artifex Ghostscript before 9.53.0 has an out-of-bounds write and use-after-free in devices/vector/gdevtxtw.c (for txt...
CVE-2020-36773 is fixed in ghostscript on 1 platform, first by DEBIAN-CVE-2020-36773, released February 4, 2024. It is not reported as exploited. Patch Radar priority: Urgent.
Artifex Ghostscript before 9.53.0 has an out-of-bounds write and use-after-free in devices/vector/gdevtxtw.c (for txtwrite) because a single character code in a PDF document can map to more than one Unicode code point (e.g., for a ligature).
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| ghostscript · Debian 12.15 (bookworm) | 9.53.0~dfsg-1 | DEBIAN-CVE-2020-36773 | Feb 4, 2024 |
| ghostscript · Debian 13.5 (trixie) | 9.53.0~dfsg-1 | DEBIAN-CVE-2020-36773 | Feb 4, 2024 |
| ghostscript · Debian 14 | 9.53.0~dfsg-1 | DEBIAN-CVE-2020-36773 | Feb 4, 2024 |
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