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[SECURITY] [DSA 6453-1] libgit2 security update

🗓️ 20 Aug 2026 14:34:10Reported by DebianType 
debian
 debian🔗 lists.debian.org👁 5 Views

libgit2 multiple CVEs allow arbitrary command execution, credential disclosure, DoS, and out-of-tree directory creation.

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attackerkb
ATTACKERKB		CVE-2026-5917
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nessus
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Tenable Nessus		Fedora 43 : libgit2 / rust-libgit2-sys (2026-61dffcfbe9)
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nessus
Tenable Nessus		Fedora 44 : rust-bat / rust-git-delta / rust-git-interactive-rebase-tool / etc (2026-74c4a6f82e)
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nessus
Tenable Nessus		Fedora 45 : libgit2_1.9 / rust-libgit2-sys (2026-7c3fc14617)
23 Jul 202600:00
–nessus
nessus
Tenable Nessus		Fedora 43 : rust-bat / rust-git-delta / rust-git-interactive-rebase-tool / etc (2026-7ebec18d52)
17 Aug 202600:00
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nessus
Tenable Nessus		Fedora 44 : libgit2 / rust-libgit2-sys (2026-9d59721e9b)
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OSOS VersionArchitecturePackagePackage VersionFilename
Debian13amd64libgit2-1.91.9.0+ds-2+deb13u1libgit2-1.9_1.9.0+ds-2+deb13u1_amd64.deb
Debian13arm64libgit2-1.91.9.0+ds-2+deb13u1libgit2-1.9_1.9.0+ds-2+deb13u1_arm64.deb
Debian13armellibgit2-1.91.9.0+ds-2+deb13u1libgit2-1.9_1.9.0+ds-2+deb13u1_armel.deb
Debian13armhflibgit2-1.91.9.0+ds-2+deb13u1libgit2-1.9_1.9.0+ds-2+deb13u1_armhf.deb
Debian13i386libgit2-1.91.9.0+ds-2+deb13u1libgit2-1.9_1.9.0+ds-2+deb13u1_i386.deb
Debian13ppc64ellibgit2-1.91.9.0+ds-2+deb13u1libgit2-1.9_1.9.0+ds-2+deb13u1_ppc64el.deb
Debian13riscv64libgit2-1.91.9.0+ds-2+deb13u1libgit2-1.9_1.9.0+ds-2+deb13u1_riscv64.deb
Debian13s390xlibgit2-1.91.9.0+ds-2+deb13u1libgit2-1.9_1.9.0+ds-2+deb13u1_s390x.deb
Debian13amd64libgit2-1.9-dbgsym1.9.0+ds-2+deb13u1libgit2-1.9-dbgsym_1.9.0+ds-2+deb13u1_amd64.deb
Debian13arm64libgit2-1.9-dbgsym1.9.0+ds-2+deb13u1libgit2-1.9-dbgsym_1.9.0+ds-2+deb13u1_arm64.deb
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20 Aug 2026 14:34Current
8.8High risk
Vulners AI Score8.8
CVSS 49.4
CVSS 3.19.6
EPSS0.00859
SSVC
libgit2arbitrary command executioncredential disclosuredenial of servicedirectory traversalSSH remote attack
5