Changelog
privoxy (3.0.26-5ubuntu0.1) bionic-security; urgency=medium
* SECURITY UPDATE: Buffer overflow
- debian/patches/38_CVE-2021-20217.patch: Prevent an assertion by a
crafted CGI request.
- CVE-2021-20217
* SECURITY UPDATE: Memory leak
- debian/patches/40_CVE-2021-20216.patch: Fix a memory leak.
- debian/patches/41_CVE-2020-35502.patch: Fixed memory leaks when a
response is buffered and the buffer limit is reached or Privoxy is
running out of memory.
- debian/patches/42_CVE-2021-20209.patch: Fixed a memory leak in the
show-status CGI handler when no action files are configured.
- debian/patches/43_CVE-2021-20210.patch: Fixed a memory leak in the show-status
CGI handler when no filter files are configured.
- debian/patches/44_CVE-2021-20211.patch: Fixes a memory leak when client tags
are active.
- debian/patches/45_CVE-2021-20212.patch: Fixed a memory leak if multiple
filters are executed and the last one is skipped due to a pcre error.
- debian/patches/48_CVE-2021-20215.patch: Fixed memory leaks in the show-status
CGI handler when memory allocations fail.
- CVE-2021-20216
- CVE-2020-35502
- CVE-2021-20209
- CVE-2021-20210
- CVE-2021-20211
- CVE-2021-20212
- CVE-2021-20215
* SECURITY UPDATE: Denial of Service
- debian/patches/46_CVE-2021-20213.patch: Prevent an unlikely dereference of a
NULL-pointer that could result in a crash if accept-intercepted-requests
was enabled.
- debian/patches/49_CVE-2021-20272.patch: Remove an assertion that could be
triggered with a crafted CGI request.
- debian/patches/50_CVE-2021-20273.patch: Overrule invalid image types.
Prevents a crash with a crafted CGI request if Privoxy is toggled off.
- debian/patches/51_CVE-2021-20275.patch: Prevent invalid read of size two.
- debian/patches/52_CVE-2021-20276.patch: Obsolete pcre: Prevent invalid memory
accesses.
- CVE-2021-20213
- CVE-2021-20272
- CVE-2021-20273
- CVE-2021-20275
- CVE-2021-20276
* Fix detection of insufficient data: debian/patches/39_decompress_iob.patch
-- Eduardo Barretto <email address hidden> Tue, 16 Mar 2021 15:51:43 +0100