CVE-2026-116741

Medium

Description

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.

SeverityMedium

CVSS6.5

Exploit probability—

ProductXiph Speex

PublishedOct 26, 2026

First seenOct 26, 2026

Weakness typeCWE-787Out-of-bounds write

How to fix

Patches

gitlab.xiph.org/xiph/speex/-/merge_requests/32

Affected products

Product	Affected versions	Fixed in
xiph speex	v ≤ 1.2.1	—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.