paxdecodeheader in sparse.c in GNU Tar before 1.32 had a NULL pointer dereference when parsing certain archives that have malformed extended headers.
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "ubuntu_priority": "low", "binaries": [ { "binary_version": "1.27.1-1ubuntu0.1+esm1", "binary_name": "tar" }, { "binary_version": "1.27.1-1ubuntu0.1+esm1", "binary_name": "tar-dbgsym" }, { "binary_version": "1.27.1-1ubuntu0.1+esm1", "binary_name": "tar-scripts" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "low", "binaries": [ { "binary_version": "1.28-2.1ubuntu0.2", "binary_name": "tar" }, { "binary_version": "1.28-2.1ubuntu0.2", "binary_name": "tar-dbgsym" }, { "binary_version": "1.28-2.1ubuntu0.2", "binary_name": "tar-scripts" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "low", "binaries": [ { "binary_version": "1.29b-2ubuntu0.2", "binary_name": "tar" }, { "binary_version": "1.29b-2ubuntu0.2", "binary_name": "tar-dbgsym" }, { "binary_version": "1.29b-2ubuntu0.2", "binary_name": "tar-scripts" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "low", "binaries": [ { "binary_version": "1.30+dfsg-7ubuntu0.20.04.1", "binary_name": "tar" }, { "binary_version": "1.30+dfsg-7ubuntu0.20.04.1", "binary_name": "tar-dbgsym" }, { "binary_version": "1.30+dfsg-7ubuntu0.20.04.1", "binary_name": "tar-scripts" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "low", "binaries": [ { "binary_version": "1.34+dfsg-1build3", "binary_name": "tar" }, { "binary_version": "1.34+dfsg-1build3", "binary_name": "tar-dbgsym" }, { "binary_version": "1.34+dfsg-1build3", "binary_name": "tar-scripts" } ] }