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The OpenSSL RSA Key generation algorithm has been shown to be vulnerable to a cache timing side channel attack. An attacker with sufficient access to mount cache timing attacks during the RSA key generation process could recover...
3 affected packages
openssl, openssl098, openssl1.0
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl | — | — | — | Fixed |
| openssl098 | — | — | — | Not in release |
| openssl1.0 | — | — | — | Fixed |
The OpenSSL ECDSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signing algorithm to recover the private key. Fixed in OpenSSL 1.1.0j...
3 affected packages
openssl, openssl098, openssl1.0
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl | — | — | Fixed | Fixed |
| openssl098 | — | — | Not in release | Not in release |
| openssl1.0 | — | — | Not in release | Not affected |
The OpenSSL DSA signature algorithm has been shown to be vulnerable to a timing side channel attack. An attacker could use variations in the signing algorithm to recover the private key. Fixed in OpenSSL 1.1.1a (Affected 1.1.1)....
3 affected packages
openssl, openssl098, openssl1.0
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl | — | — | Fixed | Fixed |
| openssl098 | — | — | Not in release | Not in release |
| openssl1.0 | — | — | Not in release | Fixed |
Because of an implementation bug the PA-RISC CRYPTO_memcmp function is effectively reduced to only comparing the least significant bit of each byte. This allows an attacker to forge messages that would be considered...
3 affected packages
openssl, openssl098, openssl1.0
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl | — | — | — | — |
| openssl098 | — | — | — | — |
| openssl1.0 | — | — | — | — |
During key agreement in a TLS handshake using a DH(E) based ciphersuite a malicious server can send a very large prime value to the client. This will cause the client to spend an unreasonably long period of time generating a key...
3 affected packages
openssl, openssl098, openssl1.0
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl | — | — | — | Fixed |
| openssl098 | — | — | — | Not in release |
| openssl1.0 | — | — | — | Fixed |
Some fixes available 18 of 19
Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the _gcry_ecc_ecdsa_sign function in...
6 affected packages
libgcrypt11, nss, openssl098, libgcrypt20, openssl, openssl1.0
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| libgcrypt11 | — | — | — | Not in release |
| nss | — | — | — | Fixed |
| openssl098 | — | — | — | Not in release |
| libgcrypt20 | — | — | — | Fixed |
| openssl | — | — | — | Fixed |
| openssl1.0 | — | — | — | Fixed |
There is an overflow bug in the AVX2 Montgomery multiplication procedure used in exponentiation with 1024-bit moduli. No EC algorithms are affected. Analysis suggests that attacks against RSA and DSA as a result of this defect...
3 affected packages
openssl098, openssl1.0, openssl
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl098 | — | — | — | Not in release |
| openssl1.0 | — | — | — | Not affected |
| openssl | — | — | — | Fixed |
OpenSSL 1.0.2 (starting from version 1.0.2b) introduced an "error state" mechanism. The intent was that if a fatal error occurred during a handshake then OpenSSL would move into the error state and would immediately fail if you...
1 affected package
openssl
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl | — | — | — | — |
There is a carry propagating bug in the x86_64 Montgomery squaring procedure in OpenSSL before 1.0.2m and 1.1.0 before 1.1.0g. No EC algorithms are affected. Analysis suggests that attacks against RSA and DSA as a result of this...
2 affected packages
openssl, openssl098
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl | — | — | — | Fixed |
| openssl098 | — | — | — | Not in release |
While parsing an IPAddressFamily extension in an X.509 certificate, it is possible to do a one-byte overread. This would result in an incorrect text display of the certificate. This bug has been present since 2006 and is present...
3 affected packages
openssl, openssl098, openssl1.0
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl | — | — | — | Fixed |
| openssl098 | — | — | — | Not in release |
| openssl1.0 | — | — | — | Not affected |