I refer to the issue I brought up months ago in Source Han Sans, it also happens in Serif. Please take a look. I suggest using JIS2004 forms for those two characters. I am still not sure about 隙 U+9699, as both Malgun Gothic and the Unicode reference use the JIS90 form, but more importantly, fix 冤 U+51A4.
Attached are the reference glyphs (the Korean fonts that prefer the JIS2004 form of 隙, then the Malgun Gothic and Unicode reference):
I refer to the issue I brought up months ago in Source Han Sans, it also happens in Serif. Please take a look. I suggest using JIS2004 forms for those two characters. I am still not sure about 隙 U+9699, as both Malgun Gothic and the Unicode reference use the JIS90 form, but more importantly, fix 冤 U+51A4.
Attached are the reference glyphs (the Korean fonts that prefer the JIS2004 form of 隙, then the Malgun Gothic and Unicode reference):