CVE-2022-38533 — In GNU Binutils before 2

In GNU Binutils before 2.40, there is a heap-buffer-overflow in the error function bfd_getl32 when called from the strip_main function in strip-new via a crafted file.

01What is this vulnerability?

In GNU Binutils before 2.40, there is a heap-buffer-overflow in the error function bfd_getl32 when called from the strip_main function in strip-new via a crafted file.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-08-25T00:00:00.000Z
• Last modified: 2024-08-03T10:54:04.032Z

09References

• sourceware.org — https://sourceware.org/bugzilla/show_bug.cgi?id=29482
• sourceware.org — https://sourceware.org/bugzilla/show_bug.cgi?id=29482#c2
• sourceware.org — https://sourceware.org/bugzilla/show_bug.cgi?id=29495
• sourceware.org — https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=45d92439aebd0386ef8…
• github.com — https://github.com/bminor/binutils-gdb/commit/45d92439aebd0386ef8af76e1796d08cfe…
• security.netapp.com — https://security.netapp.com/advisory/ntap-20221104-0007/
• lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
• lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
• security.gentoo.org — https://security.gentoo.org/glsa/202309-15