libbotan-2-19: Botan before 3.6.0, when certain GCC versions are used, has acompiler-induced secret-dependent operation in lib/utils...
CVE-2024-50383 is fixed in 4 products on 1 platform, first by botan 2.19.1+dfsg-2ubuntu1+esm1, released October 23, 2024. It is not reported as exploited. Patch Radar priority: Routine.
Botan before 3.6.0, when certain GCC versions are used, has acompiler-induced secret-dependent operation in lib/utils/donna128.h indonna128 (used in Chacha-Poly1305 and x25519). An addition can be skippedif a carry is not set. This was observed for GCC 11.3.0 with -O2 on MIPS,and GCC on x86-i386. (Only 32-bit processors can be affected.)
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| Botan · opensuse-leap 15.6 | 2.19.5-bp156.3.6.1 | OPENSUSE-SU-2024:0343-1 | Oct 30, 2024 |
| botan · Debian 12.15 (bookworm) | 2.19.3+dfsg-1+deb12u1 | DEBIAN-CVE-2024-50383 | Oct 23, 2024 |
| botan · Debian 13.5 (trixie) | 2.19.5+dfsg-3 | DEBIAN-CVE-2024-50383 | Oct 23, 2024 |
| botan · Ubuntu 22.04.1 LTS (jammy) | 2.19.1+dfsg-2ubuntu1+esm1 | botan 2.19.1+dfsg-2ubuntu1+esm1 | Oct 23, 2024 |
| botan · Ubuntu 24.04.5 LTS (noble) | 2.19.3+dfsg-1ubuntu2+esm1 | botan 2.19.3+dfsg-1ubuntu2+esm1 | Oct 23, 2024 |
| botan · Ubuntu 24.10 (oracular) | 2.19.3+dfsg-1ubuntu2.1 | botan 2.19.3+dfsg-1ubuntu2.1 | Jan 16, 2026 |
| libbotan-2-19 · Ubuntu 22.04.1 LTS (jammy) | 2.19.1+dfsg-2ubuntu1+esm1 | libbotan-2-19 2.19.1+dfsg-2ubuntu1+esm1 | Oct 23, 2024 |
| libbotan-2-19 · Ubuntu 24.04.5 LTS (noble) | 2.19.3+dfsg-1ubuntu2+esm1 | libbotan-2-19 2.19.3+dfsg-1ubuntu2+esm1 | Oct 23, 2024 |
| libbotan-2-19 · Ubuntu 24.10 (oracular) | 2.19.3+dfsg-1ubuntu2.1 | libbotan-2-19 2.19.3+dfsg-1ubuntu2.1 | Jan 16, 2026 |
| python3-botan · Ubuntu 22.04.1 LTS (jammy) | 2.19.1+dfsg-2ubuntu1+esm1 | python3-botan 2.19.1+dfsg-2ubuntu1+esm1 | Oct 23, 2024 |
| python3-botan · Ubuntu 24.04.5 LTS (noble) | 2.19.3+dfsg-1ubuntu2+esm1 | python3-botan 2.19.3+dfsg-1ubuntu2+esm1 | Oct 23, 2024 |
| python3-botan · Ubuntu 24.10 (oracular) | 2.19.3+dfsg-1ubuntu2.1 | python3-botan 2.19.3+dfsg-1ubuntu2.1 | Jan 16, 2026 |
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