CVE-2026-90801
published 2026-09-14CVE-2026-90801: A security flaw has been discovered in GNU Binutils 2.47. This impacts the function cache_bwrite of the file bfd/cache.c of the component ld. The manipulation…
PriorityP335medium6.6CVSS 3.1
AVLACLPRLUINSUCLILAH
EPSS
0.21%
10.3th percentile
A security flaw has been discovered in GNU Binutils 2.47. This impacts the function cache_bwrite of the file bfd/cache.c of the component ld. The manipulation of the argument nbytes results in buffer overflow. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| gnu | binutils | — | — |
| gnu | binutils | — | — |
CVSS provenance
nvdv3.16.6MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
nvdv4.01.9LOWCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
nvdv2.04.3MEDIUMAV:L/AC:L/Au:S/C:P/I:P/A:P
vendor_redhat5.3MEDIUM
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GHSA
A security flaw has been discovered in GNU Binutils 2.47.
ghsa_unreviewed·2026-09-14
CVE-2026-90801 [LOW] CWE-119 A security flaw has been discovered in GNU Binutils 2.47.
A security flaw has been discovered in GNU Binutils 2.47. This impacts the function cache_bwrite of the file bfd/cache.c of the component ld. The manipulation of the argument nbytes results in buffer overflow. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
VulDB
GNU Binutils 2.47 ld bfd/cache.c cache_bwrite nbytes buffer overflow (Bug 34442)
vuldb·2026-09-13
CVE-2026-90801 [LOW] GNU Binutils 2.47 ld bfd/cache.c cache_bwrite nbytes buffer overflow (Bug 34442)
A vulnerability was found in GNU Binutils 2.47 and classified as problematic. This impacts the function cache_bwrite of the file bfd/cache.c of the component ld. The manipulation of the argument nbytes results in buffer overflow.
This vulnerability is reported as CVE-2026-90801. The attack requires a local approach. Moreover, an exploit is present.
The project was informed of the problem early through a bug report but has not responded yet.
Red Hat
binutils: GNU Binutils ld: Buffer overflow in cache_bwrite via nbytes manipulation
vendor_redhat·2026-09-14·CVSS 5.3
CVE-2026-90801 [MEDIUM] CWE-120 binutils: GNU Binutils ld: Buffer overflow in cache_bwrite via nbytes manipulation
binutils: GNU Binutils ld: Buffer overflow in cache_bwrite via nbytes manipulation
A security flaw has been discovered in GNU Binutils 2.47. This impacts the function cache_bwrite of the file bfd/cache.c of the component ld. The manipulation of the argument nbytes results in buffer overflow. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
A flaw was found in GNU Binutils. A buffer overflow vulnerability exists in the `cache_bwrite` function within the `bfd/cache.c` file of the `ld` component. This flaw can be triggered by manipulating the `nbytes` argument, allowing a local attacker to potentially cause information disclosure or deni
No detection rules found.
No public exploits indexed.
https://github.com/r1ck9-2q/cve_summit/blob/main/Heap-buffer-overflow%20in%20%60cache_bwrite%60%20(bfdcache.c436)%20via%20malformed%20ELF%20with%20%60--gc-sections%20-w%60.mdhttps://sourceware.org/bugzilla/show_bug.cgi?id=34442https://vuldb.com/cve/CVE-2026-90801https://vuldb.com/submit/920276https://vuldb.com/vuln/403303https://vuldb.com/vuln/403303/ctihttps://www.gnu.org/
2026-09-14
Published