Denial of Service in StoreBackup
ID: | USN-4508-1 |
Distribution: | Ubuntu |
Plattformen: | Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS |
Datum: | Do, 17. September 2020, 07:16 |
Referenzen: | https://launchpad.net/ubuntu/+source/storebackup/3.2.1-1+deb8u1build0.16.04.1
https://launchpad.net/ubuntu/+source/storebackup/3.2.1-1+deb8u1build0.18.04.1 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7040 https://launchpad.net/ubuntu/+source/storebackup/3.2.1-1+deb8u1build0.20.04.1 |
Applikationen: | storebackup |
Originalnachricht |
|
This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --===============7663817388750811803== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="BeAI3gnuh44VNMfNx19CKCwNAUvkTRrHE" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --BeAI3gnuh44VNMfNx19CKCwNAUvkTRrHE Content-Type: multipart/mixed; boundary="04m1IPuhaDbK3rvEUfdeJdLQwERqBlTEs" --04m1IPuhaDbK3rvEUfdeJdLQwERqBlTEs Content-Type: text/plain; charset=utf-8 Content-Language: en-U Content-Transfer-Encoding: quoted-printable ========================================================================== Ubuntu Security Notice USN-4508-1 September 16, 2020 storebackup vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS Summary: StoreBackup could be made to stop executing or generate a race condition if it received a lock file in the default location. Software Description: - storebackup: fancy compressing managing checksumming deduplicating hard-linkin Details: It was discovered that StoreBackup did not properly manage lock files. A local attacker could use this issue to cause a denial of service or escalate privileges and run arbitrary code. (CVE-2020-7040) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: storebackup 3.2.1-1+deb8u1build0.20.04.1 Ubuntu 18.04 LTS: storebackup 3.2.1-1+deb8u1build0.18.04.1 Ubuntu 16.04 LTS: storebackup 3.2.1-1+deb8u1build0.16.04.1 In general, a standard system update will make all the necessary changes. References: https://usn.ubuntu.com/4508-1 CVE-2020-7040 Package Information: https://launchpad.net/ubuntu/+source/storebackup/3.2.1-1+deb8u1build0.20.04.1 https://launchpad.net/ubuntu/+source/storebackup/3.2.1-1+deb8u1build0.18.04.1 https://launchpad.net/ubuntu/+source/storebackup/3.2.1-1+deb8u1build0.16.04.1 --04m1IPuhaDbK3rvEUfdeJdLQwERqBlTEs-- --BeAI3gnuh44VNMfNx19CKCwNAUvkTRrHE Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE7MowLJorxPNkyBZZW+PTAFZKyRgFAl9ijQQACgkQW+PTAFZK yRhBcQ//Q2cxXzMq8Cjrdzjwej4pUcceu82xlKS/gaCFdKm3KX5Hm9juoxdqlsOK 4TxZr/HGTuULUSAzdr81eQovPBv5zNTs6pH9Yjn6p4I22dMIs4a3DqkX5NBLQvNN +rtvS9uMl5H5UqRzCywVePhdMBlHF/HTvkDaArIwq/kTr9guWMuFy5KnMGP8S+AR H2lfn9wR0lGVA+Bwv9NrAdP5yD5qihPP6zqT+NEYfB41Vb0h+x6yw4gcnr/fBMh2 sXtsvKPspopRzDE4FVB1hOunE6DPJcjNvYQQziyixsIEboO/KnR02pFG2kujHIl0 SyUKNifbbRcBNsPMULLy/BtnwZJKKvkz3KsytAatLs9XdWSNPJu4GKI8n3DDGtJ8 72kqWU2b7iVYfVKma4c0yY22m+tWQrSjWEyzDd9ozsBvLTvEyBwzXmiCBA2OhvZ+ RO0fuDJWPjQQXpiidZ9Srb4KrnsTKh37Hu62fvtgp0Xk91HYIIQbfvvaGu2SgUuq m0pVmAyIzSdaZGLXHNOEpZFGBV8tZIGr8C6Q6vwU52oOF1WP5BSpwP8pvdBD+Q0R RNN9TXLWjl1z8vYdBFWwA9bRKNLMVZko5FU65yu3G5V/qp0HdGM3K8oYx4K675Nv XWhBXn6HjaOSWMlgOaZZQvgk8ZWNIljtwZqZ7nN5z6ip52fLFu8= =+UIL -----END PGP SIGNATURE----- --BeAI3gnuh44VNMfNx19CKCwNAUvkTRrHE-- --===============7663817388750811803== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline LS0gCnVidW50dS1zZWN1cml0eS1hbm5vdW5jZSBtYWlsaW5nIGxpc3QKdWJ1bnR1LXNlY3VyaXR5 LWFubm91bmNlQGxpc3RzLnVidW50dS5jb20KTW9kaWZ5IHNldHRpbmdzIG9yIHVuc3Vic2NyaWJl IGF0OiBodHRwczovL2xpc3RzLnVidW50dS5jb20vbWFpbG1hbi9saXN0aW5mby91YnVudHUtc2Vj dXJpdHktYW5ub3VuY2UK --===============7663817388750811803==-- |