An integer overflow in the PSB (PSD v2) RLE decoding path causes a heap out-of-bounds read on 32-bit builds. This can lead to information disclosure or a crash when processing crafted PSB files.
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==3298==ERROR: AddressSanitizer: heap-buffer-overflow on address 0xf512eb00 at pc 0xf76760b5 bp 0xffc1dfb8 sp 0xffc1dfa8
READ of size 8 at 0xf512eb00 thread T0
#0 0xf76760b4 in ReadPSDChannelRLE coders/psd.c:1141
14.10.314.10.314.10.314.10.314.10.314.10.314.10.314.10.314.10.314.10.3Exploitability
AV:NAC:HPR:NUI:NScope
S:UImpact
C:LI:NA:N3.7/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N