2019-11-03
                                                
                                                ALT-BU-2019-4043-1
Branch sisyphus update bulletin.
Closed vulnerabilities
                                                                                                                Published: 2019-09-26
Modified: 2024-11-21
                                                                                                        Modified: 2024-11-21
CVE-2019-16910
Arm Mbed TLS before 2.19.0 and Arm Mbed Crypto before 2.0.0, when deterministic ECDSA is enabled, use an RNG with insufficient entropy for blinding, which might allow an attacker to recover a private key via side-channel attacks if a victim signs the same message many times. (For Mbed TLS, the fix is also available in versions 2.7.12 and 2.16.3.)
                                                                                                                    
                                                                                                                    
                                                                                                                        Severity: LOW (2.6)
                                                                                                                    
                                                                                                                    
                                                                                                                    
                                                                                                                    
                                                                                                                        Vector: AV:N/AC:H/Au:N/C:P/I:N/A:N
                                                                                                                    
                                                                                                                    
                                                                                                                
                                                                                                            
                                                                                                                    
                                                                                                                    
                                                                                                                        Severity: MEDIUM (5.3)
                                                                                                                    
                                                                                                                    
                                                                                                                    
                                                                                                                    
                                                                                                                        Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
                                                                                                                    
                                                                                                                    
                                                                                                                
                                                                                                            References:
                                                                                                    - https://github.com/ARMmbed/mbedtls/commit/298a43a77ec0ed2c19a8c924ddd8571ef3e65dfd
- https://github.com/ARMmbed/mbedtls/commit/33f66ba6fd234114aa37f0209dac031bb2870a9b
- https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGSKQSGR5SOBRBXDSSPTCDSBB5K3GMPF/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CSFFOROD6IVLADZHNJC2LPDV7FQRP7XB/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEHHH2DOBXB25CAU3Q6E66X723VAYTB5/
- https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2019-10
- https://github.com/ARMmbed/mbedtls/commit/298a43a77ec0ed2c19a8c924ddd8571ef3e65dfd
- https://github.com/ARMmbed/mbedtls/commit/33f66ba6fd234114aa37f0209dac031bb2870a9b
- https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CGSKQSGR5SOBRBXDSSPTCDSBB5K3GMPF/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CSFFOROD6IVLADZHNJC2LPDV7FQRP7XB/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEHHH2DOBXB25CAU3Q6E66X723VAYTB5/
- https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2019-10
Closed bugs
Конфликтует с hiawatha при обновлении с p8 до p9
