Affected: AlmaLinux:8: jasper-devel, AlmaLinux:8: jasper-libs

JasPer is an implementation of Part 1 of the JPEG 2000 image compression standard.

Security Fix(es):

* jasper: Heap-based buffer overflow in cp_create() in jpc_enc.c (CVE-2020-27828)

* jasper: Heap-based buffer over-read in jp2_decode() in jp2_dec.c (CVE-2021-3272)

* jasper: Out of bounds read in jp2_decode() in jp2_dec.c (CVE-2021-26926)

* jasper: NULL pointer dereference in jp2_decode() in jp2_dec.c (CVE-2021-26927)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.

Security update for jasper

Security update for jasper

Affected: Ubuntu:16.04:LTS: jasper

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.