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A race condition vulnerability was discovered in how signals are handled by OpenSSH's server (sshd). If a remote attacker does not authenticate within a set time period, then sshd's SIGALRM handler is called...
2 affected packages
openssh, openssh-ssh1
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssh | Not affected | Not affected | Not affected | Not affected |
| openssh-ssh1 | Not affected | Not affected | Not affected | Not affected |
A security regression (CVE-2006-5051) was discovered in OpenSSH's server (sshd). There is a race condition which can lead sshd to handle some signals in an unsafe manner. An unauthenticated, remote attacker may be able to trigger...
2 affected packages
openssh, openssh-ssh1
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssh | Fixed | Fixed | Not affected | Not affected |
| openssh-ssh1 | Not affected | Not affected | Not affected | Not affected |
Some fixes available 4 of 14
Issue summary: Applications performing certificate name checks (e.g., TLS clients checking server certificates) may attempt to read an invalid memory address resulting in abnormal termination of the application process. Impact...
4 affected packages
openssl, openssl1.0, nodejs, edk2
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl | Fixed | Fixed | Not affected | Not affected |
| openssl1.0 | Not in release | Not in release | Not in release | Not affected |
| nodejs | Not affected | Vulnerable | Not affected | Needs evaluation |
| edk2 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
Some fixes available 5 of 21
Issue summary: Calling the OpenSSL API function SSL_select_next_proto with an empty supported client protocols buffer may cause a crash or memory contents to be sent to the peer. Impact summary: A buffer overread can have a range...
4 affected packages
openssl1.0, nodejs, edk2, openssl
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl1.0 | Not in release | Not in release | Not in release | Needs evaluation |
| nodejs | Not affected | Vulnerable | Not affected | Needs evaluation |
| edk2 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| openssl | Fixed | Fixed | Fixed | Needs evaluation |
Some fixes available 5 of 20
Issue summary: Calling the OpenSSL API function SSL_free_buffers may cause memory to be accessed that was previously freed in some situations Impact summary: A use after free can have a range of potential consequences such as the...
4 affected packages
edk2, openssl, openssl1.0, nodejs
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| edk2 | Vulnerable | Vulnerable | Vulnerable | Needs evaluation |
| openssl | Fixed | Fixed | Fixed | Needs evaluation |
| openssl1.0 | Not in release | Not in release | Not in release | Not affected |
| nodejs | Not affected | Vulnerable | Not affected | Needs evaluation |
Some fixes available 4 of 11
Issue summary: Checking excessively long DSA keys or parameters may be very slow. Impact summary: Applications that use the functions EVP_PKEY_param_check() or EVP_PKEY_public_check() to check a DSA public key or DSA parameters...
4 affected packages
nodejs, openssl, openssl1.0, edk2
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| nodejs | Not affected | Vulnerable | Not affected | Needs evaluation |
| openssl | Fixed | Fixed | Not affected | Not affected |
| openssl1.0 | Not in release | Not in release | Not in release | Not affected |
| edk2 | Vulnerable | Not affected | Not affected | Not affected |
Validating the order of the public keys in the Diffie-Hellman Key Agreement Protocol, when an approved safe prime is used, allows remote attackers (from the client side) to trigger unnecessarily expensive server-side...
4 affected packages
edk2, nodejs, openssl, openssl1.0
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| edk2 | Needs evaluation | Not affected | Not affected | Not affected |
| nodejs | Not affected | Needs evaluation | Not affected | Not affected |
| openssl | Vulnerable | Vulnerable | Not affected | Not affected |
| openssl1.0 | Not in release | Not in release | Not in release | Not affected |
OpenSSH 9.5 through 9.7 before 9.8 sometimes allows timing attacks against echo-off password entry (e.g., for su and Sudo) because of an ObscureKeystrokeTiming logic error. Similarly, other timing attacks against keystroke entry...
2 affected packages
openssh-ssh1, openssh
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssh-ssh1 | Not affected | Not affected | Not affected | Not affected |
| openssh | Fixed | Not affected | Not affected | Not affected |
A timing-based side-channel flaw exists in the rust-openssl package, which could be sufficient to recover a plaintext across a network in a Bleichenbacher-style attack. To achieve successful decryption, an attacker would have to...
1 affected package
rust-openssl
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| rust-openssl | Needs evaluation | Needs evaluation | Needs evaluation | — |
Some fixes available 5 of 20
Issue summary: Some non-default TLS server configurations can cause unbounded memory growth when processing TLSv1.3 sessions Impact summary: An attacker may exploit certain server configurations to trigger unbounded memory growth...
4 affected packages
openssl, openssl1.0, nodejs, edk2
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| openssl | Fixed | Fixed | Fixed | Needs evaluation |
| openssl1.0 | Not in release | Not in release | Not in release | Not affected |
| nodejs | Not affected | Vulnerable | Not affected | Needs evaluation |
| edk2 | Vulnerable | Vulnerable | Vulnerable | Needs evaluation |