[CLSA-2026:1782297919] Fix CVE(s): CVE-2026-9669
Type:
security
Severity:
Important
Release date:
2026-06-24 10:45:36 UTC
Description:
* SECURITY UPDATE: a bz2.BZ2Decompressor could be reused after a libbz2 decompression error. Re-entering BZ2_bzDecompress() once libbz2 had reported an error could write past the end of a stack buffer (CWE-121, possible stack buffer overflow). - debian/patches/CVE-2026-9669.patch: backport of cpython 5755d0f0 (gh-150599, Stan Ulbrych). Records the libbz2 error in a new bzerror field, clears needs_input on the error path, and makes decompress() raise ValueError ("Decompressor is unusable after a previous error") on any subsequent call. Adapted to 3.6: plain needs_input reset (no free-threading atomics) and the existing ACQUIRE_LOCK/RELEASE_LOCK wrappers; NEWS.d fragment omitted as 3.6.15 ships a single Misc/NEWS. - CVE-2026-9669
CVEs fixed:
Updated packages:
  • alt-python36_3.6.15-39_amd64.deb
    sha:e706c71705e11bd6e4d9bec82df21ff173ac1093
  • alt-python36-debug_3.6.15-39_amd64.deb
    sha:22ba95253bad2aba31816e6e2f4fdb143b36134a
  • alt-python36-devel_3.6.15-39_amd64.deb
    sha:775638e5eae9819122607e7c120405fe3fbf790f
  • alt-python36-libs_3.6.15-39_amd64.deb
    sha:b16d00c4aaf1540cabe7272838c4e6817216eed8
  • alt-python36-test_3.6.15-39_amd64.deb
    sha:4a556e934517f10b610569582335b1daf40d0c91
  • alt-python36-tkinter_3.6.15-39_amd64.deb
    sha:11967608528ada11e9811218d2482bd31d0dac12
  • alt-python36-tools_3.6.15-39_amd64.deb
    sha:a388341209084882a9995cb8f6e808088e95f54c
Notes:
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