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CVE-2026-116741

Speex through 1.2.1 Out-of-Bounds Write via speex_bits_read_whole_bytes

Speex (libspeex) through 1.2.1 contains an out-of-bounds write vulnerability in speex_bits_read_whole_bytes() in libspeex/bits.c that mishandles length truncation for non-owned SpeexBits buffers. Attackers can stream crafted Speex data into buffers set up with speex_bits_init_buffer() or speex_bits_set_bit_buffer() to corrupt heap or stack memory and crash applications.

CVSS 4.0 · 8.3 High EPSS < 1% KEV · Not listed
Vendors
Xiph
Products
Speex
CVE-2008-1686

libfishsound: insufficient boundary checks

Array index vulnerability in Speex 1.1.12 and earlier, as used in libfishsound 0.9.0 and earlier, including Illiminable DirectShow Filters and Annodex Plugins for Firefox, xine-lib before 1.1.12, and many other products, allows remote attackers to execute arbitrary code via a header structure containing a negative offset, which is used to dereference a function pointer.

CVSS 2.0 · 9.3 Critical EPSS 6.5% KEV · Not listed
Vendors
Redhat Xine Xiph
Products
Enterprise Linux Xine-lib Libfishsound and 1 more
CVE-2020-23904

speex: stack-based buffer overflow in speexenc.c via a crafted WAV file

A stack buffer overflow in speexenc.c of Speex v1.2 allows attackers to cause a denial of service (DoS) via a crafted WAV file. NOTE: the vendor states "I cannot reproduce it" and it "is a demo program.

CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Vendors
Xiph
Products
Speex
CVE-2020-23903

speex: divide by zero in read_samples() via crafted WAV file

A Divide by Zero vulnerability in the function static int read_samples of Speex v1.2 allows attackers to cause a denial of service (DoS) via a crafted WAV file.

CVSS 3.1 · 5.5 Medium EPSS 1.0% KEV · Not listed
Vendors
Fedoraproject Redhat Xiph
Products
Fedora Enterprise Linux Speex