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| author | Florian Weimer <fweimer@redhat.com> | 2016-03-29 12:57:56 +0200 |
|---|---|---|
| committer | Gabriel F. T. Gomes <gftg@linux.vnet.ibm.com> | 2016-05-24 18:08:55 -0300 |
| commit | 916ef0f69613613e11123657bff127bd26104630 (patch) | |
| tree | 336643fe692894733c978233530139c7d3fcf362 /NEWS | |
| parent | afc4daae0411d10e5d64646d5bafb05075e16151 (diff) | |
| download | glibc-916ef0f69613613e11123657bff127bd26104630.zip glibc-916ef0f69613613e11123657bff127bd26104630.tar.gz glibc-916ef0f69613613e11123657bff127bd26104630.tar.bz2 | |
CVE-2016-3075: Stack overflow in _nss_dns_getnetbyname_r [BZ #19879]release/2.20/master
The defensive copy is not needed because the name may not alias the
output buffer.
(cherry picked from commit 317b199b4aff8cfa27f2302ab404d2bb5032b9a4)
(cherry picked from commit f5b3338d70a7a2c626331ac4589b6deb2f610432)
Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -17,6 +17,10 @@ Version 2.20.1 called with the GLOB_ALTDIRFUNC flag and encountered a long file name. Reported by Alexander Cherepanov. (CVE-2016-1234) +* An unnecessary stack copy in _nss_dns_getnetbyname_r was removed. It + could result in a stack overflow when getnetbyname was called with an + overly long name. (CVE-2016-3075) + * Previously, getaddrinfo copied large amounts of address data to the stack, even after the fix for CVE-2013-4458 has been applied, potentially resulting in a stack overflow. getaddrinfo now uses a heap allocation |