| Name | CVE-2019-11596 |
| Description | In memcached before 1.5.14, a NULL pointer dereference was found in the "lru mode" and "lru temp_ttl" commands. This causes a denial of service when parsing crafted lru command messages in process_lru_command in memcached.c. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 928205 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| memcached (PTS) | buster | 1.5.6-1.1 | fixed |
| buster (security) | 1.5.6-1.1+deb10u1 | fixed |
| bullseye | 1.6.9+dfsg-1 | fixed |
| bookworm | 1.6.18-1 | fixed |
| trixie | 1.6.23-1 | fixed |
| sid | 1.6.26-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| memcached | source | jessie | (not affected) | | | |
| memcached | source | stretch | (not affected) | | | |
| memcached | source | (unstable) | 1.5.6-1.1 | | | 928205 |
Notes
[stretch] - memcached <not-affected> (Vulnerable code introduced later)
[jessie] - memcached <not-affected> (Vulnerable code introduced later)
https://github.com/memcached/memcached/commit/d35334f368817a77a6bd1f33c6a5676b2c402c02
https://github.com/memcached/memcached/issues/474