Denial of Service in systemd
ID: | USN-5226-1 |
Distribution: | Ubuntu |
Plattformen: | Ubuntu 20.04 LTS, Ubuntu 21.04, Ubuntu 21.10 |
Datum: | Do, 13. Januar 2022, 06:53 |
Referenzen: | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3997 |
Applikationen: | systemd |
Originalnachricht |
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--===============1670968929528719666== Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha512; protocol="application/pgp-signature" --=-=-= Content-Type: text/plain ========================================================================== Ubuntu Security Notice USN-5226-1 January 13, 2022 systemd vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 21.10 - Ubuntu 21.04 - Ubuntu 20.04 LTS Summary: systemd-tmpfiles could be made to crash or have other unspecified impacts. Software Description: - systemd: system and service manager Details: It was discovered that systemd-tmpfiles employed uncontrolled recursion when removing deeply nested directory hierarchies. A local attacker could exploit this to cause systemd-tmpfiles to crash or have other unspecified impacts. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 21.10: systemd 248.3-1ubuntu8.2 Ubuntu 21.04: systemd 247.3-3ubuntu3.7 Ubuntu 20.04 LTS: systemd 245.4-4ubuntu3.15 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5226-1 CVE-2021-3997 Package Information: https://launchpad.net/ubuntu/+source/systemd/248.3-1ubuntu8.2 https://launchpad.net/ubuntu/+source/systemd/247.3-3ubuntu3.7 https://launchpad.net/ubuntu/+source/systemd/245.4-4ubuntu3.15 --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQFOBAEBCgA4FiEEiOlTC8vdwgBRe16w9JjS2d59rZwFAmHffKoaHGFsZXgubXVy cmF5QGNhbm9uaWNhbC5jb20ACgkQ9JjS2d59rZzVqgf/SLXqAo12j0YVknkKUa+K FJYDwfJ03Xkso6kX9SB+9sTSXgq/G4xVpcJTMoe4DjHX3dJCL0Gu/bogd1nw9bo3 XchjcmJspO6aDgCt4kZo6YGm8JnuWt4wnmefatHhRGGttFiYafX8+bZTF17BtodN MSG7DD699d9VfjWfilGC+Hjh4rhnxZV0gmhJTT+DKfEY9KJVpd1m8KjQcepKnpEx DFTg03+Kc66fiOf39nUY+Fk19Qd16IM90101c7p7yHB685Epakd3Tyn3DSysxxXz g5S4mvNWUw5SkaTauE8U7b5sI2XP5c0QtcVXkcFuZ76jtpELV+vVGCFu6BYiYFSZ RQ== =eDWX -----END PGP SIGNATURE----- --=-=-=-- --===============1670968929528719666== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline -- ubuntu-security-announce mailing list ubuntu-security-announce@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-security-announce |