CVE-2020-21048

Description

References

• bitbucket.org/netbsd/pkgsrc/commits/6f0c011cbfccdffa635d04c84433b1a02687adad · Broken Link
• saitoha/libsixel · Release Notes
• saitoha/libsixel commit cb373ab · Patch
• saitoha/libsixel · Exploit
• saitoha/libsixel release v1.8.4 · Release Notes

libsixel의 다른 취약점

• CVE-2026-44638낮음 2.5libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, a wrong NULL check after an allocation cal…
• CVE-2026-44637높음 7.1libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, a signed integer overflow in the SIXEL par…
• CVE-2026-44636높음 7.8libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. From to 1.8.7-r1, signed integer overflow in sixel_encode_hi…
• CVE-2026-33023높음 7.8libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. In versions 1.8.7 and prior, when built with the --with-gdk-p…
• CVE-2026-33021높음 7.3libsixel is a SIXEL encoder/decoder implementation derived from kmiya's sixel. Versions 1.8.7 and prior contain a use-after-free vulnerabili…