The binary delta decoder in Mercurial before 3.7.3 allows remote attackers to execute arbitrary code via a (1) clone, (2) push, or (3) pull command, related to (a) a list sizing rounding error and (b) short records.
{ "ubuntu_priority": "medium", "availability": "No subscription required", "binaries": [ { "binary_name": "mercurial", "binary_version": "2.8.2-1ubuntu1.4" }, { "binary_name": "mercurial-common", "binary_version": "2.8.2-1ubuntu1.4" }, { "binary_name": "mercurial-dbgsym", "binary_version": "2.8.2-1ubuntu1.4" } ] }
{ "ubuntu_priority": "medium", "availability": "No subscription required", "binaries": [ { "binary_name": "mercurial", "binary_version": "3.7.3-1ubuntu1" }, { "binary_name": "mercurial-common", "binary_version": "3.7.3-1ubuntu1" }, { "binary_name": "mercurial-dbgsym", "binary_version": "3.7.3-1ubuntu1" } ] }