CVE-2026-97399
CVE-2026-97399 · One-byte overread in strncasecmp on Power8
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The strncasecmp function in the GNU C Library 2.24 and later optimized for the Power8 architecture may read one byte beyond the input size limit, which may crash a program when that byte is not readable. This condition may happen when the input strings to the strncasecmp function are attacker controlled in an application and they match all the way up to the edge of their page and the neighbouring page is either not mapped or is not readable.
CVSS 3.7 · Niedrig · EPSS 0,3% · Korrektur verfügbar
- Veröffentlicht
- Aktualisiert
Technologie-Stack: system
Betroffene Produkte und Versionen
glibc
- Softwareversionen
- ≥ 2.24, < 2.45: Betroffen (custom)
Auf 2.45 aktualisieren
glibc Debian:12
- Softwareversionen
- 2.36-10~0
- 2.36-9
- 2.36-9+deb12u1
- 2.36-9+deb12u10
- 2.36-9+deb12u11
- 2.36-9+deb12u12
- 2.36-9+deb12u13
- 2.36-9+deb12u14
- 2.36-9+deb12u2
- 2.36-9+deb12u3
- 2.36-9+deb12u4
- 2.36-9+deb12u5
- 2.36-9+deb12u6
- 2.36-9+deb12u7
- 2.36-9+deb12u8
- 2.36-9+deb12u9
- 2.36-9+loong64
- 2.37-1
- 2.37-10
- 2.37-11
- 2.37-12
- 2.37-13
- 2.37-14
- 2.37-15
- 2.37-15.1
- 2.37-15.1+sh4
- 2.37-15~deb13u1
- 2.37-16
- 2.37-17
- 2.37-18
- 2.37-19
- 2.37-2
- 2.37-3
- 2.37-4
- 2.37-5
- 2.37-6
- 2.37-7
- 2.37-8
- 2.37-9
- 2.38-1
- 2.38-10
- 2.38-11
- 2.38-12
- 2.38-12.1
- 2.38-13
- 2.38-14
- 2.38-15~0
- 2.38-15~1
- 2.38-2
- 2.38-3
- 2.38-4
- 2.38-5
- 2.38-6
- 2.38-7
- 2.38-7~0+hurd.1
- 2.38-8
- 2.38-9
- 2.39-1
- 2.39-2
- 2.39-3
- 2.39-3.1
- 2.39-4
- 2.39-5
- 2.39-6
- 2.39-6+hurd.1
- 2.39-6+sh4
- 2.39-7
- 2.39-7+sh4
- 2.39-7~0
- 2.39-8~0
- 2.40-1
- 2.40-2
- 2.40-2+sh4
- 2.40-3
- 2.40-3+sh4
- 2.40-4
- 2.40-5
- 2.40-5~hurd.1
- 2.40-6
- 2.40-6~1
- 2.40-7
- 2.41-1
- 2.41-10
- 2.41-11
- 2.41-12
- 2.41-13~hurd.0
- 2.41-13~hurd.1
- 2.41-2
- 2.41-3
- 2.41-4
- 2.41-4~0
- 2.41-5
- 2.41-5~0
- 2.41-6
- 2.41-7
- 2.41-8
- 2.41-8~0
- 2.41-8~1
- 2.41-9
- 2.41-9~0
- 2.41-9~1
- 2.42-1
- 2.42-10
- 2.42-11
- 2.42-12
- 2.42-12~hurd.1
- 2.42-13
- 2.42-14
- 2.42-14~hurd.1
- 2.42-15
- 2.42-15~hurd.1
- 2.42-16
- 2.42-17
- 2.42-2
- 2.42-3
- 2.42-4
- 2.42-5
- 2.42-6
- 2.42-7
- 2.42-8
- 2.42-8~hurd.1
- 2.42-8~hurd.2
- 2.42-9
- 2.43-1
- 2.43-2
- 2.43-3
- 2.43-3+m68k
- 2.43-4
- 2.43-4+m68k
- 2.43-5
- 2.43-6
- 2.43-7
- 2.43-7~hurd.1
- 2.44-1
- 2.44-2
- 2.44-3
- Betroffene Versionsbereiche
- ECOSYSTEM: (−∞, +∞)
Keine Korrektur veröffentlicht
glibc Debian:13
- Softwareversionen
- 2.41-12
- 2.41-12+deb13u1
- 2.41-12+deb13u2
- 2.41-12+deb13u3
- 2.41-12+deb13u4
- 2.41-13~hurd.0
- 2.41-13~hurd.1
- 2.42-1
- 2.42-10
- 2.42-11
- 2.42-12
- 2.42-12~hurd.1
- 2.42-13
- 2.42-14
- 2.42-14~hurd.1
- 2.42-15
- 2.42-15~hurd.1
- 2.42-16
- 2.42-17
- 2.42-2
- 2.42-3
- 2.42-4
- 2.42-5
- 2.42-6
- 2.42-7
- 2.42-8
- 2.42-8~hurd.1
- 2.42-8~hurd.2
- 2.42-9
- 2.43-1
- 2.43-2
- 2.43-3
- 2.43-3+m68k
- 2.43-4
- 2.43-4+m68k
- 2.43-5
- 2.43-6
- 2.43-7
- 2.43-7~hurd.1
- 2.44-1
- 2.44-2
- 2.44-3
- Betroffene Versionsbereiche
- ECOSYSTEM: (−∞, +∞)
Keine Korrektur veröffentlicht
glibc Debian:14
- Softwareversionen
- 2.41-12
- 2.41-13~hurd.0
- 2.41-13~hurd.1
- 2.42-1
- 2.42-10
- 2.42-11
- 2.42-12
- 2.42-12~hurd.1
- 2.42-13
- 2.42-14
- 2.42-14~hurd.1
- 2.42-15
- 2.42-15~hurd.1
- 2.42-16
- 2.42-17
- 2.42-2
- 2.42-3
- 2.42-4
- 2.42-5
- 2.42-6
- 2.42-7
- 2.42-8
- 2.42-8~hurd.1
- 2.42-8~hurd.2
- 2.42-9
- 2.43-1
- 2.43-2
- 2.43-3
- 2.43-3+m68k
- 2.43-4
- 2.43-4+m68k
- 2.43-5
- 2.43-6
- 2.43-7~hurd.1
- Betroffene Versionsbereiche
- ECOSYSTEM: < 2.43-7
Auf 2.43-7 aktualisieren
eglibc Ubuntu:Pro:14.04:LTS
- Softwareversionen
- 2.17-93ubuntu4
- 2.18-0ubuntu1
- 2.18-0ubuntu2
- 2.18-0ubuntu4
- 2.18-0ubuntu5
- 2.18-0ubuntu6
- 2.18-0ubuntu7
- 2.19-0ubuntu2
- 2.19-0ubuntu3
- 2.19-0ubuntu4
- 2.19-0ubuntu5
- 2.19-0ubuntu6
- 2.19-0ubuntu6.1
- 2.19-0ubuntu6.3
- 2.19-0ubuntu6.4
- 2.19-0ubuntu6.5
- 2.19-0ubuntu6.6
- 2.19-0ubuntu6.7
- 2.19-0ubuntu6.8
- 2.19-0ubuntu6.9
- 2.19-0ubuntu6.10
- 2.19-0ubuntu6.11
- 2.19-0ubuntu6.13
- 2.19-0ubuntu6.14
- 2.19-0ubuntu6.15
- 2.19-0ubuntu6.15+esm1
- 2.19-0ubuntu6.15+esm2
- 2.19-0ubuntu6.15+esm3
- 2.19-0ubuntu6.15+esm4
- Betroffene Versionsbereiche
- ECOSYSTEM: (−∞, +∞)
Keine Korrektur veröffentlicht
glibc Ubuntu:Pro:16.04:LTS
- Softwareversionen
- 2.21-0ubuntu4
- 2.21-0ubuntu5
- 2.21-0ubuntu6
- 2.23-0ubuntu1
- 2.23-0ubuntu2
- 2.23-0ubuntu3
- 2.23-0ubuntu4
- 2.23-0ubuntu5
- 2.23-0ubuntu6
- 2.23-0ubuntu7
- 2.23-0ubuntu9
- 2.23-0ubuntu10
- 2.23-0ubuntu11
- 2.23-0ubuntu11.2
- 2.23-0ubuntu11.3
- 2.23-0ubuntu11.3+esm1
- 2.23-0ubuntu11.3+esm2
- 2.23-0ubuntu11.3+esm3
- 2.23-0ubuntu11.3+esm5
- 2.23-0ubuntu11.3+esm6
- 2.23-0ubuntu11.3+esm7
- 2.23-0ubuntu11.3+esm8
- 2.23-0ubuntu11.3+esm9
- Betroffene Versionsbereiche
- ECOSYSTEM: (−∞, +∞)
Keine Korrektur veröffentlicht
glibc Ubuntu:Pro:18.04:LTS
- Softwareversionen
- 2.26-0ubuntu2
- 2.26-0ubuntu2.1
- 2.27-0ubuntu2
- 2.27-0ubuntu3
- 2.27-3ubuntu1
- 2.27-3ubuntu1.2
- 2.27-3ubuntu1.3
- 2.27-3ubuntu1.4
- 2.27-3ubuntu1.5
- 2.27-3ubuntu1.6
- 2.27-3ubuntu1.6+esm1
- 2.27-3ubuntu1.6+esm2
- 2.27-3ubuntu1.6+esm3
- 2.27-3ubuntu1.6+esm4
- 2.27-3ubuntu1.6+esm5
- 2.27-3ubuntu1.6+esm6
- Betroffene Versionsbereiche
- ECOSYSTEM: (−∞, +∞)
Keine Korrektur veröffentlicht
glibc Ubuntu:Pro:20.04:LTS
- Softwareversionen
- 2.30-0ubuntu2
- 2.30-0ubuntu3
- 2.31-0ubuntu5
- 2.31-0ubuntu6
- 2.31-0ubuntu7
- 2.31-0ubuntu9
- 2.31-0ubuntu9.1
- 2.31-0ubuntu9.2
- 2.31-0ubuntu9.3
- 2.31-0ubuntu9.7
- 2.31-0ubuntu9.9
- 2.31-0ubuntu9.12
- 2.31-0ubuntu9.14
- 2.31-0ubuntu9.15
- 2.31-0ubuntu9.16
- 2.31-0ubuntu9.17
- 2.31-0ubuntu9.18
- 2.31-0ubuntu9.18+esm1
- Betroffene Versionsbereiche
- ECOSYSTEM: (−∞, +∞)
Keine Korrektur veröffentlicht
glibc Ubuntu:22.04:LTS
- Softwareversionen
- 2.34-0ubuntu3
- 2.35-0ubuntu1
- 2.35-0ubuntu3
- 2.35-0ubuntu3.1
- 2.35-0ubuntu3.3
- 2.35-0ubuntu3.4
- 2.35-0ubuntu3.5
- 2.35-0ubuntu3.6
- 2.35-0ubuntu3.7
- 2.35-0ubuntu3.8
- 2.35-0ubuntu3.9
- 2.35-0ubuntu3.10
- 2.35-0ubuntu3.11
- 2.35-0ubuntu3.12
- 2.35-0ubuntu3.13
- 2.35-0ubuntu3.14
- 2.35-0ubuntu3.15
- Betroffene Versionsbereiche
- ECOSYSTEM: (−∞, +∞)
Keine Korrektur veröffentlicht
glibc Ubuntu:24.04:LTS
- Softwareversionen
- 2.38-1ubuntu6
- 2.38-3ubuntu1
- 2.39-0ubuntu1
- 2.39-0ubuntu2
- 2.39-0ubuntu6
- 2.39-0ubuntu8
- 2.39-0ubuntu8.1
- 2.39-0ubuntu8.2
- 2.39-0ubuntu8.3
- 2.39-0ubuntu8.4
- 2.39-0ubuntu8.5
- 2.39-0ubuntu8.6
- 2.39-0ubuntu8.7
- 2.39-0ubuntu8.8
- 2.39-0ubuntu8.9
- Betroffene Versionsbereiche
- ECOSYSTEM: (−∞, +∞)
Keine Korrektur veröffentlicht
glibc Ubuntu:26.04:LTS
- Softwareversionen
- 2.42-0ubuntu3
- 2.42-2ubuntu1
- 2.42-2ubuntu2
- 2.42-2ubuntu4
- 2.42-2ubuntu5
- 2.43-2ubuntu1
- 2.43-2ubuntu2
- 2.43-2ubuntu2.3
- 2.43-2ubuntu2.4
- Betroffene Versionsbereiche
- ECOSYSTEM: (−∞, +∞)
Keine Korrektur veröffentlicht