GHSA-x6gp-hg9r-wh46HighCVSS 7.5
sysdeps/i386/ldbl2mpn.c in the GNU C Library (aka glibc or libc6) before 2.23 on x86 targets has...
🔗 CVE IDs covered (1)
📋 Description
sysdeps/i386/ldbl2mpn.c in the GNU C Library (aka glibc or libc6) before 2.23 on x86 targets has a stack-based buffer overflow if the input to any of the printf family of functions is an 80-bit long double with a non-canonical bit pattern, as seen when passing a \x00\x04\x00\x00\x00\x00\x00\x00\x00\x04 value to sprintf.
🔗 References (7)
- https://nvd.nist.gov/vuln/detail/CVE-2020-29573
- https://security.gentoo.org/glsa/202101-20
- https://sourceware.org/bugzilla/show_bug.cgi?id=26649
- https://sourceware.org/pipermail/libc-alpha/2020-September/117779.html
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
- https://security.netapp.com/advisory/ntap-20210122-0004
- https://github.com/advisories/GHSA-x6gp-hg9r-wh46