FreeBSD VuXML: Documenting security issues in FreeBSD and the FreeBSD Ports Collection

py39-lmdb -- multiple vulnerabilities

Affected packages
py39-lmdb < 0.98

Details

VuXML ID c13a8c17-cbeb-11ed-956f-7054d21a9e2a
Discovery 2019-09-11
Entry 2023-03-26

TeamSeri0us reports:

An issue was discovered in py-lmdb 0.97. For certain values of md_flags, mdb_node_add does not properly set up a memcpy destination, leading to an invalid write operation. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

An issue was discovered in py-lmdb 0.97. For certain values of mp_flags, mdb_page_touch does not properly set up mc->mc_pg[mc->top], leading to an invalid write operation. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

An issue was discovered in py-lmdb 0.97. mdb_node_del does not validate a memmove in the case of an unexpected node->mn_hi, leading to an invalid write operation. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

An issue was discovered in py-lmdb 0.97. For certain values of mn_flags, mdb_cursor_set triggers a memcpy with an invalid write operation within mdb_xcursor_init1. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

An issue was discovered in py-lmdb 0.97. There is a divide-by-zero error in the function mdb_env_open2 if mdb_env_read_header obtains a zero value for a certain size field. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

References

CVE Name CVE-2019-16224
CVE Name CVE-2019-16225
CVE Name CVE-2019-16226
CVE Name CVE-2019-16227
CVE Name CVE-2019-16228
URL https://osv.dev/vulnerability/PYSEC-2019-236
URL https://osv.dev/vulnerability/PYSEC-2019-237
URL https://osv.dev/vulnerability/PYSEC-2019-238
URL https://osv.dev/vulnerability/PYSEC-2019-239
URL https://osv.dev/vulnerability/PYSEC-2019-240