CVE 2021-3997
A flaw was found in systemd. An uncontrolled recursion in systemd-tmpfiles may lead to a denial of service at boot time when too many nested directories are created in /tmp.
Related bugs and status
CVE-2021-3997 (Candidate) is related to these bugs:
Bug #1934221: systemd-resolve segfault
| Summary | In | Importance | Status | |||
|---|---|---|---|---|---|---|
| 1934221 | systemd-resolve segfault | systemd (Ubuntu) | Undecided | Fix Released | ||
| 1934221 | systemd-resolve segfault | systemd (Ubuntu Focal) | Undecided | Fix Released | ||
| 1934221 | systemd-resolve segfault | systemd (Ubuntu Hirsute) | Undecided | Fix Released | ||
| 1934221 | systemd-resolve segfault | systemd (Ubuntu Impish) | Undecided | Fix Released | ||
Bug #1938259: Add ACCEL_LOCATION=base property for Dell clamshell models
| Summary | In | Importance | Status | |||
|---|---|---|---|---|---|---|
| 1938259 | Add ACCEL_LOCATION=base property for Dell clamshell models | systemd (Ubuntu) | Medium | Won't Fix | ||
| 1938259 | Add ACCEL_LOCATION=base property for Dell clamshell models | OEM Priority Project | Undecided | Won't Fix | ||
| 1938259 | Add ACCEL_LOCATION=base property for Dell clamshell models | systemd (Ubuntu Impish) | Medium | Won't Fix | ||
| 1938259 | Add ACCEL_LOCATION=base property for Dell clamshell models | systemd (Ubuntu Focal) | Medium | Fix Released | ||
| 1938259 | Add ACCEL_LOCATION=base property for Dell clamshell models | systemd (Ubuntu Hirsute) | Medium | Fix Released | ||
Bug #1967576: systemd: autopkgtest: tests-in-lxd fails because of remaining snap .mount units
| Summary | In | Importance | Status | |||
|---|---|---|---|---|---|---|
| 1967576 | systemd: autopkgtest: tests-in-lxd fails because of remaining snap .mount units | systemd (Ubuntu) | Undecided | Fix Released | ||
| 1967576 | systemd: autopkgtest: tests-in-lxd fails because of remaining snap .mount units | systemd (Ubuntu Impish) | Undecided | Fix Released | ||
| 1967576 | systemd: autopkgtest: tests-in-lxd fails because of remaining snap .mount units | systemd (Ubuntu Jammy) | Undecided | Fix Released | ||
Bug #1972159: systemd-oomd frequently kills firefox and visual studio code
| Summary | In | Importance | Status | |||
|---|---|---|---|---|---|---|
| 1972159 | systemd-oomd frequently kills firefox and visual studio code | systemd (Ubuntu) | High | Fix Released | ||
| 1972159 | systemd-oomd frequently kills firefox and visual studio code | systemd (Fedora) | Critical | Fix Released | ||
| 1972159 | systemd-oomd frequently kills firefox and visual studio code | systemd (Ubuntu Kinetic) | High | Fix Released | ||
| 1972159 | systemd-oomd frequently kills firefox and visual studio code | systemd (Ubuntu Jammy) | Undecided | Fix Released | ||
| 1972159 | systemd-oomd frequently kills firefox and visual studio code | Default settings and artwork for Baltix OS | Undecided | New | ||
Bug #1976607: tests-in-lxd autopkgtest is skipped, due to missing 'lxd' deb
| Summary | In | Importance | Status | |||
|---|---|---|---|---|---|---|
| 1976607 | tests-in-lxd autopkgtest is skipped, due to missing 'lxd' deb | systemd (Ubuntu) | Medium | Fix Released | ||
| 1976607 | tests-in-lxd autopkgtest is skipped, due to missing 'lxd' deb | systemd (Ubuntu Kinetic) | Medium | Fix Released | ||
| 1976607 | tests-in-lxd autopkgtest is skipped, due to missing 'lxd' deb | systemd (Ubuntu Jammy) | Medium | Fix Released | ||
Bug #1978079: EFI pstore not cleared on boot
| Summary | In | Importance | Status | |||
|---|---|---|---|---|---|---|
| 1978079 | EFI pstore not cleared on boot | systemd (Ubuntu) | Undecided | Fix Released | ||
| 1978079 | EFI pstore not cleared on boot | systemd (Ubuntu Impish) | Undecided | Won't Fix | ||
| 1978079 | EFI pstore not cleared on boot | systemd (Ubuntu Kinetic) | Undecided | Fix Released | ||
| 1978079 | EFI pstore not cleared on boot | systemd (Ubuntu Focal) | Undecided | Fix Released | ||
| 1978079 | EFI pstore not cleared on boot | systemd (Ubuntu Jammy) | Undecided | Fix Released | ||
| 1978079 | EFI pstore not cleared on boot | linux-bluefield (Ubuntu) | Undecided | New | ||
| 1978079 | EFI pstore not cleared on boot | linux-bluefield (Ubuntu Focal) | Undecided | Fix Released | ||
| 1978079 | EFI pstore not cleared on boot | linux-bluefield (Ubuntu Jammy) | Undecided | Fix Committed | ||
Bug #1979236: systemd: FTBFS on arm64 with binutils 2.38.50.20220615-4ubuntu1
| Summary | In | Importance | Status | |||
|---|---|---|---|---|---|---|
| 1979236 | systemd: FTBFS on arm64 with binutils 2.38.50.20220615-4ubuntu1 | systemd (Ubuntu) | Undecided | Fix Released | ||
Bug #1980003: systemd: test_bash_crash fails on s390x
| Summary | In | Importance | Status | |||
|---|---|---|---|---|---|---|
| 1980003 | systemd: test_bash_crash fails on s390x | systemd (Ubuntu) | Undecided | Fix Released | ||
See the 
CVE page on Mitre.org
for more details.
