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CVE-2024-50382

Publication date 23 October 2024

Last updated 30 October 2024


Ubuntu priority

Botan before 3.6.0, when certain LLVM versions are used, has compiler-induced secret-dependent control flow in lib/utils/ghash/ghash.cpp in GHASH in AES-GCM. There is a branch instead of an XOR with carry. This was observed for Clang in LLVM 15 on RISC-V.

Read the notes from the security team

Status

Package Ubuntu Release Status
botan 24.10 oracular
Needs evaluation
24.04 LTS noble
Needs evaluation
22.04 LTS jammy
Needs evaluation
20.04 LTS focal
Needs evaluation
18.04 LTS bionic
Needs evaluation
oscar 24.10 oracular
Needs evaluation
24.04 LTS noble
Needs evaluation
22.04 LTS jammy
Needs evaluation
20.04 LTS focal
Needs evaluation
thunderbird 24.10 oracular
Not affected
24.04 LTS noble
Not affected
22.04 LTS jammy
Not affected
20.04 LTS focal
Not affected

Notes


rodrigo-zaiden

same as CVE-2024-50383


mdeslaur

we do not typically track embedded code copies in thunderbird packages since we update to new upstream releases. Marking as not-affected for thunderbird.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
botan